Alter K., Buchberger E., Matiasek J., Niklfeld G., Trost H.: VIECTOS: The Vienna Concept-to-Speech System, in Gibbon D.(ed.), \textit{Natural Language Processing and Speech Technology}, Mouton de Gruyter, Berlin, 1996.

Apel J., Neubarth F., Pirker H., Trost H.: Have a break! Modelling pauses in German speech, in Buchberger E.(ed.), \textit{KONVENS 2004}, Oesterreichische Gesellschaft fuer Artificial Intelligence (OEGAI), Vienna, Austria, pp.5-12, 2004.

Backofen R., Trost H., Uszkoreit H.: Linking Typed Feature Formalisms and Terminological Knowledge Representation Languages in Natural Language Front-Ends, \textit{in Bauer W. (ed.), Proceedings of GI Kongress Wissensbasierte Systeme 1991, Springer, Berlin}, 1991.

Baroni M., Matiasek J., Trost H.: Unsupervised discovery of morphologically related words based on orthographic and semantic similarity, in Maxwell M., \textit{Proceedings of the Workshop on Morpological and Phonological Learning of ACL 2002}, University of Pennsylvania, pp.48-57, 2002.

Baroni M., Matiasek J., Trost H.: Predicting the Components of German Nominal Compounds, in Harmelen F.van(ed.), \textit{Proceedings of the 15th European Conference on Artificial Intelligence (ECAI 2002)}, IOS Press, Amsterdam, pp.470-474, 2002.

Baroni M., Matiasek J., Trost H.: Wordform- and Class-Based Prediction of the Components of German Nominal Compounds in an AAC System, in Tseng S.-C.(ed.), \textit{COLING 2002, Proceedings of the 19th International Conference on Computational Linguistics}, Taipei, Taiwan, pp.57-63, 2002.

Buchberger E., Heinz W., Matiasek J., Trappl R., Trost H.: Datenbank-DIALOG - Ein deutschsprachiges DB-Interface, in Pernul G. and Tjoa A M.(eds.), \textit{Berichte aus Informatik-Forschungs-Institutionen - 10.Fachtagung vom 25.-27.Februar '87}, Oldenbourg, Muenchen/Wien, 1987.

Buchberger E., Heinz W., Matiasek J., Trost H.: The German Language Database Interface "Datenbank-DIALOG", \textit{Proc. of 8th International Congress Data Processing in Europe, ADV, Vienna}, 1987.

Buchberger E., Steinacker I., Trappl R., Trost H., Leinfellner E.: VIE-LANG - A German Language Understanding System, in Trappl R.(ed.), \textit{Cybernetics and Systems Research}, North-Holland, Amsterdam/New York, pp.851-856, 1982.

Buchberger E., Steinacker I., Trappl R., Trost H., Leinfellner E.: A Natural Language Understanding System for Medical Applications, \textit{SIGART Newsletter}, 79,146-147, 1982.

Buchberger E., Steinacker I., Trost H.: LAUS (Language Analyzing and Understanding System) - Ein sprachverstehendes System fuer die Anwendung in der Medizin, \textit{KI-Rundbrief}, 24/25, 1981.

Buchberger E., Trost H.: Der Computer versteht auch die deutsche Sprache, \textit{Salzburger Nachrichten}, 1989.

Buchberger E., Trost H.: Datenbank-DIALOG: Kommunikation mit Datenbanken in deutscher Sprache, \textit{Kuenstliche Intelligenz}, 1989.

Buchberger E., Zsolnai S., Trost H.: Automatic Knowledge Acquisition for VIE-LANG, a Natural Language Understanding System, in Kodratoff Y. and Hutchinson A.(eds.), \textit{Machine and Human Learning}, Kogan Page, London, 1989.

Dorffner G., Prem E., Trost H.: Words, Symbols, and Symbol Grounding, \textit{Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien}, TR- 93-30, 1993.

Dorffner G., Trost H.: Morphologische Analyse und intelligente Fehlerkorrektur in VIE-LANG, in Trost H. and Retti J.(eds.), \textit{Oesterreichische Artificial Intelligence-Tagung}, Springer, Berlin/Heidelberg/New York/Tokyo, pp.42-55, 1985.

Dorffner G., Trost H., Buchberger E.: Generating Spoken Output for an Expert System Interface, \textit{OeGAI Journal}, 1988.

Haugeneder H., Trost H.: Beschreibungsformalismen sprachlichen Wissens, in Goerz G.(ed.), \textit{Einfuehrung in die kuenstliche Intelligenz}, Addison-Wesley, Bonn/Paris/Reading, 1993.

Heinz W., Matiasek J., Trost H., Buchberger E.: Comparison in NLIs - Habitability and Database Reality, in Neumann B.(ed.), \textit{Proc. of 10th European Conference on Artificial Intelligence (ECAI92)}, Wiley, Chichester/London/New York, pp.548-552, 1992.

Horn W., Buchberger E., Trost H.: Database Access in LISP, in \textit{Proceedings of 1982 European Conference on Artificial Intelligence (ECAI-82) - Discussion Papers}, Orsay, France, 1982.

Huber M., Jancsary J., Klein A., Matiasek J., Trost H.: Mismatch interpretation by semantics-driven alignment, \textit{Proc. KONVENS-2006, Universitaet Konstanz}, 2006.

Jancsary J., Klein A., Matiasek J., Trost H.: Semantics-based Automatic Literal Reconstruction Of Dictations, in Alcantara M. and Declerck T.(eds.), \textit{Semantic Representation of Spoken Language 2007 (SRSL7), Workshop held in conjunction with CAEPIA 2007}, Universidad de Salamanca, Spain, pp.67-74, 2007.

Jancsary J., Matiasek J., Trost H.: Revealing the Structure of Medical Dictations with Conditional Random Fields, in \textit{Proceedings of the 2008 Conference on Empirical Methods in Natural Language Processing}, Association for Computational Linguistics, pp.1-10, 2008.

Klein A., Drexel C., Tan D., Matiasek J., Birkemeyer R., Trost H.: Eingabe strukturierter Befunddaten mittels Spracherkennung: Ein Feldtest, in Wandke H., et al.(eds.), \textit{Mensch & Computer 2009}, Muenchen: Oldenbourg Verlag, pp.233-242, 2009.

Klein A., Matiasek J., Trost H.: The Treatment of Noun Phrase Queries in a Natural Language Database Access System, in Busa F., et al.(eds.), \textit{Proceedings of the COLING-ACL'98 Workshop on the Computational Treatment of Nominals}, Universite de Montreal, Canada, pp.39-45, 1998.

Klein A., Puig-Waldmueller E., Trost H.: Robust Interpretation of User Requests for Text Retrieval in a Multimodal Environment, in Tseng S.-C.(ed.), \textit{COLING 2002, Proceedings of the 19th International Conference on Computational Linguistics}, Taipei, Taiwan, pp.1233-1237, 2002.

Klein A., Schwank I., Genereux M., Trost H.: Evaluating Multi-modal Input Modes in a Wizard-of-Oz Study for the Domain of Web Search, in Blandford A., et al.(eds.), \textit{People and Computers XV - Interaction without Frontiers}, Springer: London Berlin Heidelberg, pp.475-483, 2001.

Klein A., Trost H.: Using Corpus-Based Methods for Spoken Access to News Texts on the Web, in \textit{Proceedings of the 8th European Conference on Speech Communication and Technology (Eurospeech 2003)}, Geneva, Switzerland, pp.1037-1040, 2003.

Klein A., Trost H.: Context-based error correction for proper names in a large vocabulary domain, in Buchberger E.(ed.), \textit{KONVENS 2004}, Oesterreichische Gesellschaft fuer Artificial Intelligence (OEGAI), Vienna, Austria, pp.81-88, 2004.

Kobsa A., Trost H.: Representing Belief Models in Semantic Networks, in Trappl R.(ed.), \textit{Cybernetics and Systems Research 2}, North-Holland, Amsterdam/New York, pp.753-758, 1984.

Kobsa A., Trost H., Trappl R.: Ist benutzerangepasstes Dialogverhalten auch ohne Dialogpartnermodell moeglich?, \textit{Angewandte Informatik}, 1983.

Leinfellner E., Steinacker I., Trost H.: Reference Solution and Semantic Coherence, in Hajicova E.(ed.), Coling 82 Abstracts, Univerzita Karlova, Praha, 1982.

Leinfellner E., Steinacker I., Trost H.: Anaphoric and Kataphoric Relations, Textual Cohesion, and Reference Resolution in the System VIE-LANG, \textit{Computers and Artificial Intelligence}, 1984.

Matiasek J., Baroni M., Trost H.: FASTY - A Multi-Lingual Approach to Text Prediction, in Miesenberger K., et al.(eds.), \textit{Computers Helping People with Special Needs}, Springer-Verlag Berlin Heidelberg New York, 2002.

Matiasek J., Jancsary J., Klein A., Trost H.: Identifying Segment Topics in Medical Dictations, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 2008.

Matiasek J., Jancsary J., Klein A., Trost H.: Identifying Segment Topics in Medical Dictations, \textit{2nd International Workshop on Semantic Representation of Spoken Language (SRSL 2009), held at the 12th Conference of the European Chapter of the Association for Computational Linguistics (EACL-09), Athens, Greece}, pp. 19-25, 2009.

Matiasek J., Klein A., Trost H.: Tamic-P: A System for NL Access to Social Insurance Databases, in Fliedl G. and Mayr H.C., \textit{Applications of Natural Language to Information Systems}, Oesterreichische Computer Gesellschaft, pp.209-214, 1999.

Matiasek J., Trost H.: The German Tactical Generator, \textit{The GIST Consortium: Adaptions and Extensions of the Tactical Generators, Deliverable PR-2b, LRE-Project 062-09, IRST, Trento}, Chapter 2, 1994.

Matiasek J., Trost H.: Implementing HPSG in FUF - An Experiment in the Reusability of Linguistic Resources, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 1995.

Matiasek J., Trost H.: Requirements on Linguistic Knowledge Sources for Multilingual Generation, \textit{Proc. of IJCAI Workshop on Multilingual Generation, Montreal, Canada}, 1995.

Matiasek J., Trost H.: An HPSG-Based Generator for German - An Experiment in the Reusability of Linguistic Resources, in \textit{Proceedings of the 16th International Conference on Computational Linguistics, August 5-9, Copenhagen, Denmark}, Center for Sprogteknologi, Copenhagen, pp.752-757, 1996.

Neubarth F., Alter K., Pirker H., Rieder E., Trost H.: The Vienna Prosodic Speech Corpus: Purpose, Content and Encoding, in Zuehlke W. and Schukat-Talamazzini E.G.(eds.), \textit{Konvens 2000 - Sprachkommunikation}, VDE Verlag, Berlin, pp.191-96, 2000.

Neubarth F., Pirker H., Trost H.: Learning duration, in Busemann S.(ed.), \textit{KONVENS 2002}, Deutsches Forschungszentrum fuer Kuenstliche Intelligenz (DFKI), Saarbruecken, Germany, pp.123-130, 2002.

Niklfeld G., Pirker H., Trost H.: Using Two-Level Morphology as a Generator-Synthesizer Interface in Concept-to-Speech, in \textit{Proceedings of the 4th European Conference on Speech Communication and Technology}, Madrid, Spain, Vol.2,pp.1223-26, 1995.

Niklfeld G., Pirker H., Trost H.: Using Two-Level Morphology as a Generator-Synthesizer Interface in Concept-to-Speech Generation, in Dybkjaer L., \textit{Proceedings of the Second Spoken Dialogue and Discourse Workshop}, Centre for Cognitive Informatics, Roskilde University, 1995.

Petrik S., Drexel C., Fessler L., Jancsary J., Klein A., Kubin G., Matiasek J., Pernkopf F., Trost H.: Semantic and phonetic automatic reconstruction of medical dictations, \textit{Computer Speech and Language}, in press, 2010.

Pirker H., Alter K., Rank E., Matiasek J., Trost H., Kubin G.: A System of Stylized Intonation Contours for German, in \textit{5th European Conference on Speech Communication and Technology (EUROSPEECH 97), Rhodes, Greece}, ESCA, Vol.1, pp.307-310, 1997.

Pirker H., Alter K., Rank E., Matiasek J., Trost H., Kubin G.: A System of Stylized Intonation Contours for German, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 1998.

Pirker H., Loderer G., Trost H.: Thus Spoke the User to the Wizard, in \textit{Proceedings of the 6th European Conference on Speech Communication and Technology (Eurospeech 99)}, Budapest, Hungary, Vol.3,p.1171, 1999.

Pirker H., Niklfeld G., Matiasek J., Trost H.: From Information Structure to Intonation: A Phonological Interface for Concept-to-Speech, in \textit{Proc. of 36th Annual Meeting of the Association for Computational Linguistics and 17th International Conference on Computational Linguistics}, Universite de Montreal, Canada, pp.1041-1045, 1998.

Pirker H., Rank E., Trost H.: Generating Intonation Contours Using Tonal Specifications, in Sojka P., et al.(eds.), \textit{Text, Speech, Dialogue (TSD'98)}, Masaryk University, Brno, pp.421-426, 1998.

Retti J., Bibel W., Buchberger B., Buchberger E., Horn W., Kobsa A., Steinacker I., Trappl R., Trost H.: \textit{Artificial Intelligence - Eine Einfuehrung}, Teubner, Stuttgart, 1984.

Schreitter S., Klein A., Matiasek J., Trost H.: Using Domain Knowledge to Improve Automatic Speech Recognition: Correcting Errors in Prescriptions of Medications, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 2009.

Schreitter S., Klein A., Matiasek J., Trost H.: Using Domain Knowledge about Medications to Correct Recognition Errors in Medical Report Creation, \textit{Second Louhi Workshop on Text and Data Mining of Health Documents held at NAACL-HLT-2010, Los Angeles, USA., June 2010}, 2010.

Steinacker I., Trappl R., Trost H.: Ein sprachverstehendes System fuer die Anwendung in der Medizin, in Adlassnig K.-P., et al.(eds.), \textit{Medizinische Informatik}, Oldenbourg, Muenchen/Wien, 1981.

Steinacker I., Trost H.: Lexikonorganisation und Deflexion fuer die deutsche Sprache, in OCG, OEGI - 3.Tagung Berichte aus Informatikinstituten, 18. und 19. Sept. 1979, \textit{TU Wien}, 1979.

Steinacker I., Trost H.: Lexical Analysis of German Texts, \textit{SIGLASH Newsletter}, 1980.

Steinacker I., Trost H.: Entwurf eines sprachverstehenden Systems zur Simulation eines Therapeuten, in Chancen und Grenzen der Informationsverarbeitung Bd.1, ADV, Wien, 1981.

Steinacker I., Trost H.: Parsing German, in Horecky J.(ed.), \textit{Proceedings of the 9th International Conference on Computational Linguistics}, North-Holland, Amsterdam/New York, 1982.

Steinacker I., Trost H.: Structural Relations - A Case Against Case, in \textit{Proceedings of the 8th International Joint Conference on Artificial Intelligence}, Morgan Kaufmann, Los Altos/Palo Alto/San Francisco, 1983.

Steinacker I., Trost H.: Focussing as a Method for Disambiguation and Anaphora Resolution, in Trappl R.(ed.), \textit{Cybernetics and Systems Research 2}, North-Holland, Amsterdam/New York, pp.747-753, 1984.

Steinacker I., Trost H., Leinfellner E.: Disambiguation in German, in Trappl R.(ed.), \textit{Cybernetics and Systems Research}, North-Holland, Amsterdam/New York, 1982.

Trappl R., Buchberger E., Horn W., Trost H.: Forschung und Lehre in Artificial Intelligence am Institut fuer Medizinische Kybernetik und Artificial Intelligence der Univ. Wien und am Oesterreichischen Forschungsinstitut fuer AI, Wien, in Radermacher F.J. and Wirsing M.(eds.), \textit{Berichte aus den Informatikinstituten - 9.Jahrestagung der OeGI}, Fakultaet fuer Mathematik und Informatik, Universitaet Passau, 1986.

Trappl R., Buchstaller W., Horn W., Retti J., Trost H.: Lehre und Ausbildung in Medizinischer Kybernetik, in Adlassnig K.-P., et al.(eds.), \textit{Medizinische Informatik}, Oldenbourg, Muenchen/Wien, 1981.

Trappl R., Leinfellner E., Steinacker I., Trost H.: Ontology and Semantics in the Computer, \textit{in Language and Ontology, Proc. 6th International Wittgenstein Symposium, Hoelder-Pichler-Tempsky, Vienna}, 1982.

Trost H.: Computersimulation neurotischer Prozesse, Berichte der Oesterreichischen Studiengesellschaft fuer Kybernetik, Wien, 1978.

Trost H.: Konzept eines sprachverstehenden Systems, Berichte der Oesterreichischen Studiengesellschaft fuer Kybernetik, Wien, 1980.

Trost H.: Erstellen der inhaltlichen Komponenten eines Semantischen Netzes, Institut fuer Medizinische Kybernetik, Universitaet Wien, 1981.

Trost H.: Struktur und Zugriffsroutinen der Datenstruktur SEMNET, Institut fuer Medizinische Kybernetik, Universitaet Wien, 1982.

Trost H.: Semantische Netze - Strukturen zur Wissensrepraesentation, \textit{OeGAI Journal}, 1(2)14-25, 1982.

Trost H.: Deklarative Wissensrepraesentationssprachen: Ein Ueberblick, \textit{OeGAI Journal}, 1(3-4)43-60, 1982.

Trost H.: SEMNET - Ein semantisches Netz zur Darstellung von Umweltwissen in einem natuerlichsprachigen System, Institut fuer Med.Kybernetik u. AI, Universitaet Wien, 1983.

Trost H.: Deklarative Wissensrepraesentation: Ein Ueberblick und eine Anwendung im Bereich natuerlichsprachiger Systeme, Berichte der Oesterreichischen Studiengesellschaft fuer Kybernetik, Wien, 1984.

Trost H.: Natuerlichsprachige Interaktion mit Datenbanken, \textit{Fakten, Daten, Zitate}, 4(84)3, 1984.

Trost H. (ed.): \textit{4.Oesterreichische Artificial-Intelligence-Tagung}, Springer, Berlin/Heidelberg/New York/Tokyo, 1988.

Trost H.: Begriffsbildung im Bereich Natuerlichsprachiger Systeme, in Retti J. and Leidlmair K.(eds.), \textit{5.Oesterreichische Artificial-Intelligence-Tagung}, Springer, Berlin/Heidelberg/New York/Tokyo, pp.261-269, 1989.

Trost H.: The Application of Two-Level Morphology to Non-Concatenative German Morphology, in Karlgren H.(ed.), \textit{Proceedings of the 13th International Conference on Computational Linguistics}, University of Helsinki, Finland, 371-376, 1990.

Trost H.: X2MORF: A Morphological Component Based on Augmented Two-Level Morphology, in \textit{Proceedings of the 12th International Joint Conference on Artificial Intelligence}, Morgan Kaufmann, Los Altos/Palo Alto/San Francisco, pp.1024-1030, 1991.

Trost H.: Recognition and Generation of Word Forms for Natural Language Understanding Systems, \textit{Applied Artificial Intelligence}, 5(4)411-457, 1991.

Trost H. (ed.): \textit{Coping with Linguistic Ambiguity in Typed Feature Formalisms}, ECAI'92 Workshop Notes, 1992.

Trost H. (ed.): \textit{Feature Formalisms and Linguistic Ambiguity}, Ellis Horwood, Chichester/New York, 1993.

Trost H.: Coping with Derivation in a Morphological Component, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 1993.

Trost H.: Coping with Derivation in a Morphological Component, in \textit{Proc. of 6th Conference of the European Chapter of the Association for Computational Linguistics}, Association for Computational Linguistics, Somerset, NJ, pp368-376, 1993.

Trost H. (ed.): \textit{KONVENS 94: 2.Konferenz "Verarbeitung natuerlicher Sprache", Wien}, ProServ/Springer, Berlin, 1994.

Trost H.: Natural Language Interfaces to Data Bases: Some Practical Issues, in Heyer G. and Haugeneder H.(eds.), \textit{Language Engineering}, Vieweg, Braunschweig, 1995.

Trost H.: Morphology, in Mitkov R.(ed.), \textit{The Oxford Handbook of Computational Linguistics}, Oxford University Press, Oxford New York, 2003.

Trost H., Buchberger E.: Lexikon, morphologische Analyse und Synthese im System VIE-LANG, Institut fuer Medizinische Kybernetik, Universitaet Wien, 1981.

Trost H., Buchberger E.: Knowledge Acquisition in the System VIE-LANG, in Trost H. and Retti J.(eds.), \textit{Oesterreichische Artificial Intelligence-Tagung}, Springer, Berlin/Heidelberg/New York/Tokyo, 1985.

Trost H., Buchberger E.: Towards the Automatic Acquisition of Lexical Data, in \textit{Proceedings of the 11th International Conference on Computational Linguistics (COLING-86)}, Institut fuer Angewandte Kommunikations- und Sprachforschung, Bonn, BRD, 1986.

Trost H., Buchberger E.: Kommunikation mit Datenbanken in deutscher Sprache: Das System Datenbank-DIALOG, \textit{Fakten, Daten, Zitate}, 8(2)1ff, 1988.

Trost H., Buchberger E.: Datenbank-DIALOG: How to Communicate with your Database in German (and Enjoy it), \textit{Interacting with Computers}, 2(3):367-381, 1990.

Trost H., Buchberger E.: Sprachtechnologie, \textit{Ausstellungskatalog, "Der Turmbau zu Babel", Schloss Eggenberg, Graz}, 2003.

Trost H., Buchberger E., Dorffner G.: An Expert Advising System with Acoustic Output, \textit{SIGART Newsletter}, 109,33-35, 1989.

Trost H., Buchberger E., Heinz W.: On the Interaction of Syntax and Semantics in a Syntactically Guided Caseframe Parser, in \textit{Proceedings of the 12th International Conference on Computational Linguistics}, John von Neumann Society for Computing Sciences, pp.677-682, 1988.

Trost H., Buchberger E., Heinz W., Hoertnagl C., Matiasek J.: "Datenbank-DIALOG" - A German Language Interface for Relational Databases, \textit{Applied Artificial Intelligence}, 1(2)181-203, 1987.

Trost H., Buchberger E., Steinacker I., Trappl R.: VIE-LANG: A German Language Dialogue System, \textit{Cybernetics and Systems},, 343-357, 1983.

Trost H., Dorffner G.: Interactive Semi-Automatic Creation of a Morphological Lexicon, in Trappl R.(ed.), \textit{Cybernetics and Systems '86}, Reidel, Dordrecht/Boston, 1986.

Trost H., Dorffner G.: A System for Morphological Analysis and Synthesis of German Texts, in Hainline D.(ed.), \textit{New Developments in Computer-Assisted Language Learning}, Croom Helm, Beckenham/London, 1987.

Trost H., Heinz W., Matiasek J., Buchberger E.: Datenbank-DIALOG and the Relevance of Habitability, in \textit{Proceedings of the 3rd Conference on Applied Natural Language Processing}, Association for Computational Linguistics, Somerset, NJ, pp. 241-242, 1992.

Trost H., Jancsary J., Klein A., Matiasek J.: Moving Automated Dictation from Speech Recognition to Structured Text Reproduction, \textit{OeGAI Journal 28(1)}, pp. 2-13, 2009.

Trost H., Matiasek J.: Morphology with a Null-Interface, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 1994.

Trost H., Matiasek J.: Morphology with a Null-Interface, in \textit{Proceedings of the 15th International Conference on Computational Linguistics}, Kyoto, Japan, pp.141-147, 1994.

Trost H., Matiasek J., Baroni M.: The Language Component of the FASTY Text Prediction System, \textit{Applied Artificial Intelligence}, 19(8), pp. 743-781, 2005.

Trost H., Pfahringer B.: VIE-KL: An Experiment in Hybrid Knowledge Representation, Oesterreichisches Forschungsinstitut fuer Artificial Intelligence, Wien, 1988.

Trost H., Retti J. (eds.): \textit{Oesterreichische Artificial Intelligence-Tagung}, Springer, Berlin/Heidelberg/New York/Tokyo, 1985.

Trost H., Steinacker I.: The Role of Roles: Some Aspects of World Knowledge Representation, in Drinan A.(ed.), \textit{Proceedings of the 7th International Joint Conference on Artificial Intelligence (IJCAI-81), 24-28 August 1981, Univ. of British Columbia, Vancouver, B.C., Canada}, AAAI, Menlo Park, CA, 1981.

Trost H., Steinacker I.: Representing Real World Knowledge in a Semantic Net, in Trappl R., et al.(eds.), \textit{Progress in Cybernetics and Systems Research, Vol.XI}, Hemisphere, Washington, DC and McGraw-Hill, New York, 1982.

Trost H., Steinacker I.: Representation of Change in a Semantic Net, in O'Shea T.(ed.), \textit{Proc. of 6th European Conference on Artificial Intelligence (ECAI-84)}, Elsevier, Amsterdam/New York, 1984.

Zheng Y., Trost H., Buchberger E., Matiasek J.: The Intonational Model Used for German Text-to-Speech Generation, \textit{Proc. of 6th Australian International Conference on Speech Science and Technology (SST-96), Adelaide}, 1994.

Zsolnai S., Trost H.: Towards Automatic Semantic Classification for a Natural Language Understanding System, in Buchberger E. and Retti J.(eds.), \textit{3.Oesterreichische Artificial Intelligence-Tagung}, Springer, Berlin/Heidelberg/New York/Tokyo, 1987.

Zsolnai S., Trost H., Buchberger E.: Eine intelligente Schnittstelle zur Erweiterung des morphologischen und syntaktisch/semantischen Lexikons eines natuerlichsprachigen Dialogsystems, in Pernul G. and Tjoa A M.(eds.), \textit{Berichte aus Informatik-Forschungs-Institutionen - 10.Fachtagung vom 25.-27.Februar '87}, Oldenbourg, Muenchen/Wien, 1987.