| 2010 (June) | Towards a More Relationship-Friendly Ontology Foundation for Conceptual Modelling | ICEIS 2010 (12th International Conference on Enterprise Information Systems), Madeira, Portugal |
| 2010 (June), with Leonard Koh and Tamara Beames | Encouraging a Culture Change in Task Management within PIM Tools | ICEIS 2010 (12th International Conference on Enterprise Information Systems), Madeira, Portugal |
| 2009 (June), with Prashant Gandhi and Raaj Srinivasan Kumaar | Recognizing Work Priorities and Tasks in Incoming Messages through Personal Ontologies Supplemented by Lexical Clues | ECIS(European Conference on Information Systems), Verona, Italy, June |
| 2009 (May), with Tamara Beames | How can a quantum improvement in personal and group information management be realized? | ICEIS 2009 (11th Intl Conference on Enterprise Information Systems), Milan, Italy, presented by Tamara Beames |
| 2009 (May), with Prashant Gandhi | Ontology-based Email Categorization and Task Inference Using a Lexicon-enhanced Ontology | ICEIS 2009 (11th Intl Conference on Enterprise Information Systems), Milan, Italy, presented by Tamara Beames |
| 2008 (June), with Harshad Lalwani and Raaj Srinivasan Kumaar | Easing the Ontology Development and Maintenance Burden for Small Groups and Individuals | ICEIS 2008 (10th International Conference on Enterprise Information Systems), Barcelona, Spain |
| 2008 (June) | Is there a Role for Philosophy in Group Work Support? | ICEIS 2008 (10th International Conference on Enterprise Information Systems), Barcelona, Spain |
| 2008 (May) with Georg Peters and Richard Weber | An Application of Rough Sets to Workflow Management | 3rd Intl Conference on Rough Sets and Knowledge Management, Chengdu, China (held virtually, due to earthquake) |
| 2007 (Nov). with Georg Peters and Richard Weber | Managing Incomplete Information in Petri Nets | Optima 2007 Conference, Puerto Montt, Chile (Best Paper Award) |
| 2007 (June) | Task Integration for Knowledge Workers | CSAC Workshop, at ICEIS 2007 (9th International Conference on Enterprise Information Systems), Madeira, Portugal |
| 2007 (June), with Georg Peters | Making Incomplete Information Visible in Workflow Systems | ICEIS 2007 (9th International Conference on Enterprise Information Systems), Madeira, Portugal |
| 2006 (September) | IT Support for Periods of Group Creativity in Virtual Enterprises | IFIP Conference on IT in Virtual Enterprises, Helsinki, Finland |
| 2006 (June) | Activity-Centric Collaboration with Many to Many Group Membership | CollECTeR Europe Workshop, Basel, Switzerland |
| 2006 (June), with Matthias Einig and Georg Peters | Managing the knowledge needed to support an electronic personal assistant | ICEIS 2006 (8th International Conference on Enterprise Information Systems), Paphos, Cyprus |
| 2006 (June), with Georg Peters | Flexible Completion of Workflow Activities | ICEIS 2006 (8th International Conference on Enterprise Information Systems), Paphos, Cyprus |
| 2005 (Dec), with Georg Peters | Dimensions of Partial Completion of Activities in Workflow Management | ACIS 2006 (16th Australasian Conference on Information Systems), Sydney, Australia |
| 2005 (Sep), with Alexa Heucke and Georg Peters | An Overview of Intelligent Software Agents | Encyclopedia entry, IDEA Group |
| 2004 (Dec), with Damien Bright and Gerald Quirchmayr | Supporting Collaborative Communication in a Multi-layer Meta-process Model for Evolutionary Shared Workflows | International Conference on E-Business, Beijing, December 2004 |
| 2004 (Dec) | Requirements Engineering for Generic Process Aware Systems | Australian Workshop on Requirements Engineering, Adelaide, SA, presented by Rajesh Thiagarajan |
| 2004 (Sep), with Zoran Milosevic, Sachin Kulkarni and Simon Gibson | Supporting Contract Execution through Recommended Workflows | DEXA '04 Conference, Zaragoza, Spain |
| 2003 (July) | A New Look at the Dimensions of Flexibility in Workflow Management | 5th EURO/Informs Joint International Meeting, Istanbul, Turkey |
| 2003 (April) | Software Agents to Support Administration in Asynchronous Team Environments | ICEIS 2003 (5th International Conference on Enterprise Information Systems), Angers, France |
| 2002 (Sep), with Gerald Quirchmayr, Zoran Milosevic, James Cole and Sachin Kulkarni | Establishment of Virtual Enterprise Contracts | DEXA '02 Conference, Aix-en-Provence, France |
| 2002 (May), with Gerald Quirchmayr | An Architectural Concept for Knowledge Integration in Inter-Administration Computing | 3rd International Workshop on Knowledge Management in e-Government, IFIP 2002 Conference, Copenhagen, Denmark |
| 2001 (Jul), with Gerald Quirchmayr | Towards a multi-layer model for evolution of shared workflows in a Virtual Enterprise | IIWAS (3rd International Conference on Information Integration and Web Based Applications and Services), Linz, Austria |
| 2001 (Jan) | Workflow in different styles of Virtual Enterprise | ITVE 2001 Workshop on Information Technology for Virtual Enterprises, Gold Coast, Queensland |
| 1999 (Aug) | Workflow for Inter-Organisational Environments | In Synergy Matters (Proceedings of the Conference of the UK Systems Society), Lincoln, UK |
| 1998 (Oct) | Components - Where is the Glue? | Component-Oriented Software Engineering Workshop at ASWEC’98 (Australian Software Engineering Conference), Adelaide |
| 1998 (Jul), with Warunee Lelatanavit | Using an Active DBMS to Implement a Workflow Engine | International Database Engineering and Applications Symposium, Cardiff, UK |
| 1998 (Jul) | Component Based Development and the Role of Workflow | Workshop on Component Based IS Engineering, Pisa, Italy |
| 1997 (Dec), with Warunee Lelatanavit and Srinivas Seelam Reddy | Feasibility of a Lightweight Workflow Server | Australasian Conference on IS, Adelaide |
| 1997, with Chris Freyberg | Designing Distributed and Cooperative Information Systems | Book, ITP (Thomson) Computer Press, 548pp |
| 1996 (Dec) | Unifying Multiple Approaches to Cooperative Information Systems | Australasian Conference on IS, Hobart, Tasmania |
| 1996 (Oct) | Workflow Support across Organisational Boundaries | NZ Conference on IS, Palmerston North, New Zealand |
| 1994 (June) | Distribution of Data and Processing | In Data Management 94: Issues for the Next Millennia, British Computer Society Data Management Specialist Group, Cambridge, UK |
| 1993 (Jul), with Benny Liew | Object-Oriented Database Methodology - State of the Art | BNCOD (British National Conference on Databases) Conference, Keele, UK, presented by Keith Jeffery |
| 1990 | Integrating Database Systems - is "Object Oriented" the Answer? | Database Technology Journal |
| 1986 (Jul) | Extended modelling concepts for end-user oriented information systems | IFIP WG8.4 Conference, Pisa, Italy |
| 1985 | CAFS-ISP: issues for the application designer | ICL Technical Journal |
| 1984 (Dec), with Mike Sandford | Where to now the mouse has arrived? | Computer Bulletin (UK), December |
| 1984 (Jul) | End user access to very large databases in an automated office environment | Very Large Databases Conference (VLDB), Singapore |
| 1981 (Jul) | Query languages for some current DBMS | British National Conference on Databases (BNCOD), Cambridge, UK |
| 1977 | All you really wanted to know... but were afraid to ask (Series of 15 articles on Databases) | Datalink magazine (UK) |
| 1975 (Dec) | Travels with a Paykan | Book published and sold in Iran |
| 1968 (Sep) | A Data Bank of Production Information | Short paper, OR Society Conference, Exeter, UK |
| 1967, with Keith Knowles and Peter Thompson | A Heuristic Tree-search Method of Selecting Face Schedules at a Colliery | Operational Research Quarterly |