Ora Lassila: "The Design and Implementation of a Frame System", M.Sc Thesis, Otaniemi (Finland), Faculty of Technical Physics, Helsinki University of Technology, 1992
Chapters
Ora Lassila & Mark Adler: "Semantic Gadgets: Ubiquitous Computing Meets the Semantic Web", in: Dieter Fensel et al (eds.): "Spinning the Semantic Web", pp.363-376, MIT Press, 2003
Ora Lassila: "Semantic Web", in Marko Suoknuuti et al (eds.): "Mobile Internet Technical Architecture - volume 1: Technologies and Standardization", IT Press, 2002; an earlier version of this paper is [Lassila 2001]
Stephen F. Smith, Ora Lassila & Marcel Becker: "Configurable, Mixed-Initiative Systems for Planning and Scheduling", in: Austin Tate (ed.):Advanced Planning Technology: Technological Achievements of the ARPA/Rome Laboratory Planning Initiative, AAAI Press, Menlo Park (CA), 1996
Ora Lassila: "Oliokeskeinen ohjelmointi" (Object-oriented Programming, in Finnish), in: Eero Hyvönen, Ilkka Karanta & Markku Syrjänen (eds.):Tekoälyn Ensyklopedia (Encyclopædia of AI, in Finnish) Helsinki (Finland), Gaudeamus, 1993
Articles
Willem Broekema, Mohamed Elzarei, Ora Lassila, Carlos Manuel Lopez Enriquez, Marcin Neyman, Florian Schmedding, Michael Schmidt, Andreas Steigmiller, Geo Varkey, Gregory Todd Williams and Amanda Xiang: "openCypher Queries over Combined RDF and LPG Data in Amazon Neptune", 23rd International Semantic Web Conference (ISWC 2024), Baltimore (Maryland), November 2024.
Olaf Hartig, Gregory Todd Williams, Michael Schmidt, Ora Lassila, Carlos Manuel Lopez Enriquez, and Bryan Thompson: "Datatypes for Lists and Maps in RDF Literals", ESWC 2024, Crete (Greece), May 2024; Best Poster Award.
Ora Lassila, Michael Schmidt, Olaf Hartig, Brad Bebee, Dave Bechberger, Willem Broekema, Ankesh Khandelwal, Kelvin Lawrence, Carlos Manuel Lopez Enriquez, Ronak Sharda, and Bryan Thompson: "The OneGraph Vision: Challenges of Breaking the Graph Model Lock-in", Semantic Web Journal 14(1) 2023.
Renzo Angles, Aidan Hogan, Ora Lassila, Carlos Rojas, Daniel Schwabe, Pedro Szekely, and Domagoj Vrgoč: "Multilayer graphs: a unified data model for graph databases", Proceedings of the 5th ACM SIGMOD Joint International Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA), Philadelphia, June 2022.
Ora Lassila, Michael Schmidt, Brad Bebee, Dave Bechberger, Willem Broekema, Ankesh Khandelwal, Kelvin Lawrence, Ronak Sharda, and Bryan Thompson: "Graph? Yes! Which one? Help!" [arXiv], 1st Workshop on Squaring the Circle on Graphs, SEMANTiCS 2021, Amsterdam, September 2021. (slides)
Sergey Boldyrev, Dmitri Kolesnikov, Ora Lassila & Ian Oliver: "Data and Computation Interoperability in Internet Services", Proceedings of the 2nd International Conference on Cloud Computing and Services Science (CLOSER 2012), Porto (Portugal), April 2012.
Ora Lassila, Ryan McDonough & Susan Malaika: "Identity Crisis in Linked Data", accepted submission to the W3C Workshop on Linked Enterprise Data Patterns, Cambridge (MA), December 2011.
Ian Oliver & Ora Lassila: "Integration in the Large", accepted submission to the W3C Workshop on Data and Services Integration, Bedford (MA), October 2011. (slides)
Lalana Kagal, Ora Lassila, Tim Finin (eds.): "SemRUs 2009: Semantics for the Rest of Us - Variants of Semantic Web Languages in the Real World", Proceedings of the SemRUs09 workshop, collocated with the 8th International Semantic Web Conference (ISWC-2009), Washington DC (USA), October 2009
Mikko Perttunen, Max van Kleek, Ora Lassila & Jukka Riekki (2009): "An implementation of auditory context recognition for mobile devices", The First International Workshop on Mobile Urban Sensing (MobiUS), Taipei (Taiwan), 2009
Mikko Perttunen, Max van Kleek, Ora Lassila & Jukka Riekki: "Auditory Context Recognition Using SVMs", The Second International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologies (UBICOMM), Valencia (Spain), 2008
Alessandra Toninelli, Deepali Khushraj, Ora Lassila & Rebecca Montanari: "Towards Socially Aware Mobile Phones", Proceedings of the ISWC 2008 Workshop on Social Data on the Web (SDoW2008), Karlsruhe (Germany), October 2008.
Mikko Perttunen, Max van Kleek, Ora Lassila & Jukka Riekki: "Auditory Context Recognition using SVMs", Proceedings of the Second International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologies (UBICOMM'08), Valencia (Spain), September 2008.
Alessandra Toninelli, Rebecca Montanari, Lalana Kagal & Ora Lassila: "Proteus: A Semantic Context-Aware Adaptive Policy Model", Eighth IEEE International Workshop on Policies for Distributed Systems and Networks (POLICY'07), Bologna (Italy), IEEE Computer Society, 2007.
Ora Lassila & James Hendler: "Embracing 'Web 3.0'", IEEE Internet Computing 11(3):90-93, May/June 2007
Ora Lassila: "Generating Rewrite Rules by Browsing RDF Data", in: Proceedings of the Second International Conference on Rules and Rule Markup Languages for the Semantic Web (RuleML 2006), IEEE, Athens (GA), November 2006
Ora Lassila: "Browsing the Semantic Web", 17th International Conference on Database and Expert Systems Applications (DEXA'06), 5th International Workshop on Web Semantics, pp.365-369, Krakow (Poland), September 2006.
Ora Lassila: "Applying Semantic Web in Mobile and Ubiquitous Computing: Will Policy-Awareness Help?", in Lalana Kagal, Tim Finin, and James Hendler (eds.): Proceedings of the Semantic Web Policy Workshop, 4th International Semantic Web Conference, pages 6-11, Galway, Ireland, November 2005
Deepali Khushraj & Ora Lassila: "Ontological Approach to Generating Personalized User Interfaces for Web Services", in Yolanda Gil, Enrico Motta, and V.Richard Benjamins (eds.): The Semantic Web - ISWC 2005, 4th International Semantic Web Conference, number 3729 in Lecture Notes in Computer Science, pp. 916-927, Galway, Ireland, November 2005. Springer-Verlag
Ora Lassila: "Using the Semantic Web in Mobile and Ubiquitous Computing", in: Max Bramer and Vagan Terziyan (eds.): Proceedings of the 1st IFIP WG12.5 Working Conference on Industrial Applications of Semantic Web, pp. 19-25. Springer, August 2005
Ora Lassila & Deepali Khushraj: "Contextualizing Applications via Semantic Middleware", in: The Second Annual International Conference on Mobile and Ubiquitous Systems: Networking and Services (MobiQuitous). IEEE Computer Society, 2005
Jari Forstadius, Ora Lassila & Tapio Seppänen: "RDF-Based Model for Context-Aware Reasoning in Rich Service Environment", in: "2nd Workshop on Context Modeling and Reasoning (CoMoRea) at 3rd IEEE International Conference on Pervasive Computing and Communication (PerCom'05)", pages 15-19. IEEE, March 2005
Deepali Khushraj & Ora Lassila: "CALI: Context-Awareness via Logical Inference", ISWC 2004 workshop on Semantic Web Technology for Mobile and Ubiquitous Applications, Hiroshima (Japan), November 2004
Deepali Khushraj, Ora Lassila, and Tim Finin: "sTuples: Semantic Tuple Spaces", in: First Annual International Conference on Mobile and Ubiquitous Systems: Networking and Services (Mobiquitous '04), pages 268-277, Boston, Massachusetts, USA, August 2004. IEEE Computer Society Press
Ora Lassila & Mark Adler: "Semantic Gadgets: Device and Information Interoperability", in: Kalle Lyytinen & Yongjin Yoo (eds.): "Ubiquitous Computing Environment", Case Western Reserve University, 2003 (slides)
Ora Lassila: "Taking the RDF Model Theory Out for a Spin", in: Ian Horrocks & James Hendler (eds.): "The Semantic Web - ISWC 2002", Lecture Notes in Computer Science 2342, pp.307-317, Springer Verlag, 2002
Anupriya Ankolekar, Mark Burstein, Jerry R. Hobbs, Ora Lassila, Drew McDermott, David Martin, Sheila A. McIllraith, Srini Narayanan, Massimo Paolucci, Terry Payne, Katia Sycara: "DAML-S: Web Service Description for the Semantic Web", in: Ian Horrocks & James Hendler (eds.): "The Semantic Web - ISWC 2002", Lecture Notes in Computer Science 2342, pp.348-363, Springer Verlag, 2002
Anupriya Ankolekar, Mark Burstein, Jerry R. Hobbs, Ora Lassila, David Martin, Sheila A. McIllraith, Srini Narayanan, Massimo Paolucci, Terry Payne, Tran Cao Son, Katia Sycara, and Honglei Zeng: "DAML-S: A Semantic Markup for Web Services", Proceedings of the First Semantic Web Working Symposium (SWWS'01), Stanford University, July 2001; also published in Isabel F. Cruz, Stefan Decker, Jérôme Euzenat, Deborah L. McGuinness (eds.): "The Emerging Semantic Web, Selected papers from the first Semantic web working symposium", Frontiers in Artificial Intelligence and Applications 75, IOS press, 2002; this paper received the SWSA "10-year award" for the highest-impact paper of SWWS'01 (awarded in 2011).
Tim Berners-Lee, James Hendler & Ora Lassila: "The Semantic Web", Scientific American 284(5):34-43 (May 2001)
Ora Lassila & Asko Komsi: "Beyond Internet Access: Smart Phones of the 21st Century", in:Proceedings of the Portable Computer Components 1996, Bedford (MA), September 1996
Stephen F. Smith, Ora Lassila & Marcel Becker: "Configurable Planning and Scheduling Systems", AI*IA Notizie 9,(1): 27-32 (March 1996); Quarterly Publication of the Italian Association of Artificial Intelligence, Special Issue on Aspects of Planning Research
Ora Lassila & Stephen F. Smith: "Flexible, Constraint-Based Tools for Complex Scheduling Applications",Proceedings of the 4th Annual 1994 IEEE Dual-Use Technologies & Applications Conference, Institute of Electrical and Electronics Engineers, Utica (New York), 131-138, 1994
Stephen F. Smith & Ora Lassila: "Toward the Development of Mixed-Initiative Scheduling Systems", in: Mark H. Burstein (ed.):ARPA/Rome Laboratory Knowledge-Based Planning and Scheduling Initiative Workshop Proceedings, Morgan Kaufmann, San Francisco (CA), 145-154, 1994
Stephen F. Smith & Ora Lassila: "Configurable Systems for Reactive Production Management", in: E.Szelke and R.M.Kerr (eds.): Knowledge-Based Reactive Scheduling, IFIP Transactions B-15, Elsevier Science, Amsterdam (The Netherlands), 1994
Marja-Riitta Koivunen, Ora Lassila, Juha Ahvo, Minna Rankinen, Sirpa Riihiaho & Bodil Riihinen: "ActorStudio: An Interactive User Interface Editor", in: Thomas Grechenig and Manfred Tscheligi (eds.):Human Computer Interaction(Proceedings of the 1993 Vienna Conference on Human-Computer Interaction), Lecture Notes in Computer Science, Springer-Verlag, September 1993; also published as report HTKK-TKO-B103, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology
Ora Lassila, Seppo Törmä & Markku Syrjänen: "Designing a Distributed Frame System", in: Eero Hyvönen et al (eds.):New Directions in Artificial Intelligence, Vol. 1, 183-192, Finnish Artificial Intelligence Conference, Espoo (Finland), Finnish Artificial Intelligence Society, 1992; an earlier version of this paper is [Lassila & Törmä 1991]
Ora Lassila, Pekka Mattila, Lasse Pesonen, Markku Syrjänen & Seppo Törmä: "Applying Knowledge-based Techniques to the Scheduling of Steel Rolling", IFAC Workshop on Expert Systems in Mineral and Metal Processing, Otaniemi (Finland), August 1991; published as report HTKK-TKO-B69, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology, 1991
Seppo Törmä, Ora Lassila & Markku Syrjänen: "Adapting the Activity-Based Scheduling Method to Steel Rolling", in: G.Doumeingts, J.Browne and M.Tomljanovich (eds.): Computer Applications in Production and Engineering: Integration Aspects (CAPE'91), Amsterdam (The Netherlands), Elsevier Science Publishers (North-Holland), 1991
Marja Kalaja, Sven Hult, Ora Lassila & Tuuli Lehtisalo: "Implementing an Authoring Tool for Educational Software - the HyperReader Experience", ReCALL - Journal of the CTI Centre for Modern Languages, University of Hull (Great Britain), No 5: 5-8 (November 1991); an earlier version of this paper is [Kalaja et al 1991]
Marja Kalaja, Sven Hult, Ora Lassila & Tuuli Lehtisalo: "Implementing an Authoring Tool for Educational Software - the HyperReader Experience", Proceedings of the Nordic Conference on Computer Aided Higher Education, August 1991, Otaniemi (Finland), Centre for Continuing Education, Helsinki University of Technology; an earlier version of this paper is [Kalaja et al 1991]
Marja Kalaja, Sven Hult, Ora Lassila & Tuuli Lehtisalo: "Implementing an Authoring Tool for Educational Software - the HyperReader Experience", EuroCALL 1991 Proceedings, International Conference on Computer Assisted Language Learning, August 1991, publication D-139, Otaniemi (Finland), Helsinki School of Economics
Markku Syrjänen, Ora Lassila & Seppo Törmä: "Pureeko tekoäly?" (Does AI Work?, in Finnish), Tekniikka & Talous nro 58: 18 (31.5.1991)
Marja Kalaja, Sven Hult, Ora Lassila & Tuuli Lehtisalo: "HyperReader - New Dimensions for Reading Comprehension", CALICO'91 Symposium, Atlanta (GA, U.S.A.), April 1991
Ora Lassila, Markku Syrjänen & Seppo Törmä: "Coordinating Mutually Dependent Decisions in a Distributed Scheduler", in: Eero Eloranta (ed.): Proceedings of the 4th IFIP TC5/WG5.7 International Conference on Advances in Production Management Systems - APMS'90, Amsterdam (The Netherlands), Elsevier Science Publishers (North-Holland), 257-264, 1991.
Ora Lassila: "Knowledge-Based Algorithm for Group Analysis", in: Eero Eloranta (ed.): Proceedings of the 4th IFIP TC5/WG5.7 International Conference on Advances in Production Management Systems - APMS'90, Amsterdam (The Netherlands), Elsevier Science Publishers (North-Holland), 507-513, 1991.
Ora Lassila: "Frames or Objects, or Both?", Workshop Notes from the Eight National Conference on Artificial Intelligence (AAAI-90): Object-Oriented Programming in AI, Boston (Massachusetts, U.S.A.), July 1990; also published as report HTKK-TKO-B67, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology, 1990
Ora Lassila, Markku Syrjänen and Seppo Törmä: "Teräslevyjen valssauksen hajautettu ajoittaminen" (Distributed Scheduling of Steel-plate Milling, in Finnish), in: Markus Djupsund, Petri Salonen and Markku Syrjänen (eds.): STeP-90, Finnish Artificial Intelligence Symposium, Oulu (Finland), Finnish Artificial Intelligence Society, 1990
Ora Lassila: "BEEF: kompakti ohjelmointityökalu eli hybridikehittimet ovat haitallisia" (BEEF: a Compact Programming Tool, or: Hybrid Development Tools Considered Harmful, in Finnish), in: Markus Djupsund, Petri Salonen and Markku Syrjänen (eds.), STeP-90, Finnish Artificial Intelligence Symposium, Oulu (Finland), Finnish Artificial Intelligence Society, 1990
Ora Lassila & Pentti Tuominen: "Expert System in Thermal, Fire and Acoustic Insulation", in: Pekka Huovila (ed.), Proceedings of the 2nd Finnish-French Colloquium for Information Technology in Construction, VTT Symposium 118, Espoo (Finland), Laboratory of Urban Planning and Building Design, Technical Research Centre of Finland, 1990
Sven Hult, Marja Kalaja, Ora Lassila and Tuuli Lehtisalo: "HyperReader - an Interactive Course in Reading Comprehension", System - an International Journal of Educational Technology and Applied Linguistics, 18 (2): 189-198 (1989); an earlier version of this paper is [Hult et al 1989]
Sven Hult, Marja Kalaja, Ora Lassila and Tuuli Lehtisalo: "HyperReader - an Interactive Course in Reading Comprehension", in: Proceedings of the Stockholm Conference on the Use of Computers in Language Research and Teaching, Stockholm (Sweden), Department of English, University of Stockholm, 1989
Juha Hynynen and Ora Lassila: "On the Use of Object-Oriented Paradigm in a Distributed Problem Solver", AI Communications 2(3): 142-151 (1989); an earlier version of this paper is [Hynynen & Lassila 1989]
Juha Hynynen and Ora Lassila: "On the Use of Object-Oriented Paradigm in a Distributed Problem Solver", in: Hannu Jaakkola and Seppo Linnainmaa (eds), Proceedings of the Second Scandinavian Conference on Artificial Intelligence (SCAI'89), Tampere (Finland), 657-669; best paper award
Juha Hynynen and Ora Lassila: "BOSS - Hajautetun tuotannonohjauksen tietämysjärjestelmä" (BOSS - a Knowledge-based System for Distributed Production Management, in Finnish), in: Matti Mäkelä, Seppo Linnainmaa and Esko Ukkonen (eds.), STeP-88 Contributed Papers: Applications, volume 1, Finnish Artificial Intelligence Symposium, Helsinki (Finland), Finnish Artificial Intelligence Society, 1988
Orri Erling, Pekka P. Pirinen and Ora Lassila: "The ALLL Environment - Using Object-oriented Concepts in Lisp", Computers and Artificial Intelligence, 5(3): 253-258 (1987); an earlier version of this paper is [Erling et al 1984]
Ora Lassila: "OLisp: Lazy Evaluation in a Small Purely Functional Lisp System", in: Matti Karjalainen, Jouko Seppänen and Markku Tamminen (eds.), STeP-86 Symposium Papers: Methodology, volume 2, Finnish Artificial Intelligence Symposium, Otaniemi (Finland), Finnish Society of Information Processing Science, 1986
Orri Erling and Ora Lassila: "Mikko Lisp, Making Common Lisp Viable on Microcomputers", in: Matti Karjalainen, Jouko Seppänen and Markku Tamminen (eds.), STeP-86 Symposium Papers: Methodology, volume 2, Finnish Artificial Intelligence Symposium, Otaniemi (Finland), Finnish Society of Information Processing Science, 1986
Ora Lassila: "OLisp, an Idealistic and Advanced System for Very Small Computers", in: J. Katajainen, M. Penttonen and A.Salomaa (eds.), Proceedings of the Second Finnish Summer School on Theoretical Computer Science, Parainen (Finland), Department of Mathematical Sciences, University of Turku, 1985
Orri Erling, Pekka P. Pirinen and Ora Lassila: "The ALLL Environment - Using Object-oriented Concepts in Lisp", in: Eero Hyvönen, Jouko Seppänen and Markku Syrjänen (eds.), STeP-84 Symposium Papers, Finnish Artificial Intelligence Symposium, Otaniemi (Finland), Finnish Society of Information Processing Science, 1984
Patents
David Mellor & Ora Lassila: "Event processing with enhanced throughput", US Patent #11057313, July 2021.
David Mellor & Ora Lassila: "Event processing with enhanced throughput", US Patent #10469396, November 2019.
Kat Albrecht, Luis Amaral, Nariman Ammar, Todd Bacastow, Sergio Baranzini, Matt Bishop, Michael Cafarella, Silviu Cucerzan, Ying Ding, Brian Handspicker, Oktie Hassanzadeh, Pascal Hitzler, Florence Hudson, Sharat Israni, Angela Rizk-Jackson, Esther Jackson, Eric Jahn, Krzystof Janowicz, Bandana Kar, Sam Klein, Matthew Lange, Ora Lassila, Chengkai Li, Ryan McGranaghan, Murat Omay, Adam Pah, Louiqa Raschid, Glenn Ricart, Emanuel Sallinger, Greg Seaton, Cogan Shimizu, Amanda Stathopoulos, Paul Wormeli, Lilit Yeghiazarian & Ellie Young: "Open Knowledge Network Roadmap: Powering the Next Data Revolution", National Science Foundation, September 2022.
Olaf Hartig, Pierre-Antoine Champin, Gregg Kellogg, Andy Seaborne, Dörthe Arndt, Jeen Broekstra, Bob DuCharme, Ora Lassila, Peter F. Patel-Schneider, Eric Prud'hommeaux, Ted Thibodeau, Jr. & Bryan Thompson: "RDF-star and SPARQL-star", W3C Draft Community Group Report 01 July 2021, World Wide Web Consortium.
David Martin, Mark Burstein, Jerry Hobbs, Ora Lassila, Drew McDermott, Sheila McIlraith, Srini Narayanan, Massimo Paolucci, Bijan Parsia, Terry Payne, Evren Sirin, Naveen Srinivasan & Katia Sycara: "OWL-S: Semantic Markup for Web Services", W3C Member Submission 2004-11-22, World Wide Web Consortium, Cambridge (MA)
Ora Lassila: "Introduction to RDF Metadata", W3C Note 1997-11-13, World Wide Web Consortium, Cambridge (MA); an earlier version of this paper is [Lassila 1997]
Marja-Riitta Koivunen, Ora Lassila, Juha Ahvo, Minna Rankinen, Sirpa Riihiaho & Bodil Riihinen: "ActorStudio Reference Manual - a User's Guide to the ActorStudio User Interface Editor", Version 1.0, Report HTKK-TKO-C65, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology, 1993
Ora Lassila: "PowerGrapher Reference Manual - A Programmer's Guide to the PowerGrapher Tree Visualization Toolkit", First Version, Report HTKK-TKO-C56, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology, 1992
Marja-Riitta Koivunen & Ora Lassila: "WimperActors: An Improved Interactor Model", Report HTKK-TKO-B70, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology., 1991
Ora Lassila: "BEEF Reference Manual - A Programmer's Guide to the BEEF Frame System", Second Version, Report HTKK-TKO-C46, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology, 1991
Ora Lassila: "BEEF Reference Manual - A Programmer's Guide to the BEEF Frame System", First Version. Report HTKK-TKO-C43, Otaniemi (Finland), Department of Computer Science, Helsinki University of Technology, 1990
Ora Lassila: "Rakennuksen paloteknisen suunnittelun asiantuntijajärjestelmä" (An Expert System for Fire Safety Design, in Finnish). FinnCAD-conference, Report #171-89, Tampere (Finland), INSKO ry, 1989
Other
Ora Lassila: "Deploying the Semantic Web: It's all about business models", Advance 2002/3; internal Nokia publication
Ora Lassila & Dana Pavel-Hulubei: "Ubiquitous Computing: Invisible, Anytime, Anywhere", Advance 2001/2 (June 2001); internal Nokia publication
Ora Lassila: "Do your home appliances really need to surf the Web?", Advance vol. 15 (September 1999); internal Nokia publication
Ora Lassila: "Web Metadata - What Is It?", Advance vol.9 (December 1997); internal Nokia publication
Ora Lassila: "Pieni on kaunista - BEEF: Työkalu olio-ohjelmointiin ja mallittamiseen" (Small is Beautiful - BEEF: a Tool for Object-oriented Programming and Modeling, in Finnish). Arpakannus 4/89, Helsinki (Finland), Finnish Artificial Intelligence Society, 1989
Sven Hult, Marja Kalaja, Ora Lassila and Tuuli Lehtisalo: "HyperReader - vuorovaikutteinen lukukurssi" (HyperReader - an Interactive Course in Reading Comprehension, in Finnish), Kielikeskusuutisia, Jyväskylä (Finland), University of Jyväskylä, 1989
Ora Lassila: "Mikrotietokone palomääräysten asiantuntijana" (Using a Microcomputer as a Fire Safety Regulations Expert, in Finnish). Korkeakoulujen ATK-uutiset 3/89, Espoo (Finland), Valtion Tietokonekeskus, 1989
Ora Lassila: "Yhdysvaltain tekoälyseuran konferenssi AAAI-88 St.Paul, USA, 21.-26.8.1988", Arpakannus 3/88, Helsinki (Finland), Finnish Artificial Intelligence Society, 1988