Parallel compiling techniques. - Clarence A. Ellis (ACM Annual Conference, 1971)

Probabilistic Tree Automata - Clarence A. Ellis (Inf. Control., 1971)

The Halting Problem for Probabilistic Context-Free Generators. - Clarence A. Ellis (J. ACM, 1972)

On the Propability of Deadline in Computer Systems. - Clarence A. Ellis (SOSP, 1973)

A practicum - seminar in structured programming. - Clarence A. Ellis (SIGCSE, 1975)

Optimal scheduling of homogeneous job systems. - Clarence A. Ellis (Inf. Sci., 1975)

A Robust Algorithm for Updating Duplicate Databases. - Clarence A. Ellis (Berkeley Workshop, 1977)

Consistency and Correctness of Duplicate Database Systems. - Clarence A. Ellis (SOSP, 1977)

Probabilistic models of computer deadlock. - Clarence A. Ellis (Inf. Sci., 1977)

Analysis of some abstract measures of protection in computer systems. - Clarence A. Ellis (Int. J. Parallel Program., 1978)

Office automation: The science that supports it (Panel Discussion). - Michael P. Barnett; Robert A. Myers; Clarence A. Ellis (ACM Annual Conference, 1980)

Office Information Systems and Computer Science. - Clarence A. Ellis; Gary J. Nutt (ACM Comput. Surv., 1980)

OfficeTalk-D: An experimental office information system. - Clarence A. Ellis; Marc Bernal (COCS, 1982)

Panel Discussion. - David Choy; Clarence A. Ellis; John O. Limb (COMPCON, 1982)

Formal and Informal Models of Office Activity. - Clarence A. Ellis (IFIP Congress, 1983)

Selected Papers from the Conference on Office Information Systems (Toronto, 1984) - Editor's Introduction. - Clarence A. Ellis (ACM Trans. Inf. Syst., 1984)

Project Nick: meetings augmentation and analysis. - Michael L. Begeman; Peter Cook; Clarence A. Ellis; Mike Graf 002; Gail L. Rein; Tom Smith (CSCW, 1986)

Panel on alternative views of cooperative work in the office. - Clarence A. Ellis (CSCW, 1986)

Design and Implementation of GORDION, an Object Base Management System. - Aral Ege; Clarence A. Ellis (ICDE, 1987)

Information Management Challenges in the Software Design Process. - Ted J. Biggerstaff; Clarence A. Ellis; Frank G. Halasz; Charles Kellogg; Charles Richter; Dallas E. Webster (IEEE Data Eng. Bull., 1987)

Project Nick: Meetings Augmentation and Analysis. - Peter Cook; Clarence A. Ellis; Mike Graf 002; Gail L. Rein; Tom Smith (ACM Trans. Inf. Syst., 1987)

Active Objects: Ealities and Possibilities. - Clarence A. Ellis; Simon J. Gibbs (Object-Oriented Concepts, Databases, and Applications, 1989)

Concurrency Control in Groupware Systems. - Clarence A. Ellis; Simon J. Gibbs (SIGMOD Conference, 1989)

Performance analysis of two concurrency control schemes for design environments. - Show-Way Yeh; Clarence A. Ellis; Aral Ege; Henry F. Korth (Inf. Sci., 1989)

Nick Experimentation: Selected Results Concerning Effectiveness of Meeting Support Technology. - Clarence A. Ellis; Gail L. Rein; Sirkka L. Jarvenpaa (J. Manag. Inf. Syst., 1990)

Groupware: Overview and Perspectives. - Clarence A. Ellis (Wissensbasierte Systeme, 1991)

Groupware: Some Issues and Experiences. - Clarence A. Ellis; Simon J. Gibbs; Gail L. Rein (Commun. ACM, 1991)

Consistency within Concurrent Groupware Systems. - Clarence A. Ellis (IEEE Data Eng. Bull., 1991)

rIBIS: A Real-Time Group Hypertext System. - Gail L. Rein; Clarence A. Ellis (Int. J. Man Mach. Stud., 1991)

Dynamic change in office automation: modeling and analysis. - Shih-Gong Li; Clarence A. Ellis; Kar Yan Tam (SAC, 1992)

Modeling and Enactment of Workflow Systems. - Clarence A. Ellis; Gary J. Nutt (Application and Theory of Petri Nets, 1993)

Distributed Cooperation in Integrated Information Systems. - Matthias Jarke; Clarence A. Ellis (Int. J. Cooperative Inf. Syst., 1993)

A Conceptual Model of Groupware. - Clarence A. Ellis; Jacques Wainer (CSCW, 1994)

Next Generation Workflow: Promises and Problems (Keynote). - Clarence A. Ellis (CoopIS, 1995)

Dynamic change within workflow systems. - Clarence A. Ellis; Karim Keddara; Grzegorz Rozenberg (COOCS, 1995)

Computer Supported Cooperative Work and Petri Nets. - Giorgio De Michelis; Clarence A. Ellis (Petri Nets (2), 1996)

A Framework and Mathematical Model for Collaboration Technology. - Clarence A. Ellis (Coordination Technology for Collaborative Applications, 1996)

Team automata for groupware systems. - Clarence A. Ellis (GROUP, 1997)

The Chautauqua Workflow System. - Clarence A. Ellis; Carlos Maltzahn (HICSS (4), 1997)

Agents in Groupware Systems. - Jacques Wainer; Clarence A. Ellis (CRIWG, 1998)

Operational Transformation in Real-Time Group Editors: Issues, Algorithms, and Achievements. - Chengzheng Sun; Clarence A. Ellis (CSCW, 1998)

Actor-Oriented Workflow Model. - Kwanghoon Pio Kim; Su-Ki Paik; Clarence A. Ellis (CODAS, 1999)

An Overview of Souk Nets: A Component-Based Paradigm for Data Source Integration. - William J. McIver Jr.; Karim Keddara; Christian Och; Roger King; Clarence A. Ellis; John Todd; Nathan Getrich; Richard Osborne; Brian Temple (DBPL, 1999)

CORBA based Architecture for Large Scale Workflow. - Roberto Silveira Silva Filho; Jacques Wainer; Edmundo R. M. Madeira; Clarence A. Ellis (ISADS, 1999)

A Workflow Change Is a Workflow. - Clarence A. Ellis; Karim Keddara (Business Process Management, 2000)

A Framework and Taxonomy for Workflow Architecture. - Clarence A. Ellis; Kwanghoon Pio Kim (COOP, 2000)

Workflow Modeling Using Proclets. - Wil M. P. van der Aalst; Paulo Barthelmess; Clarence A. Ellis; Jacques Wainer (CoopIS, 2000)

ML-DEWS: Modeling Language to Support Dynamic Evolution within Workflow Systems. - Clarence A. Ellis; Karim Keddara (Comput. Support. Cooperative Work., 2000)

Team automata for spatial access control. - Maurice H. ter Beek; Clarence A. Ellis; Jetty Kleijn; Grzegorz Rozenberg (ECSCW, 2001)

Workflow performance and scalability analysis using the layered queuing modeling methodology. - Kwanghoon Pio Kim; Clarence A. Ellis (GROUP, 2001)

Proclets: A Framework for Lightweight Interacting Workflow Processes. - Wil M. P. van der Aalst; Paulo Barthelmess; Clarence A. Ellis; Jacques Wainer (Int. J. Cooperative Inf. Syst., 2001)

Performance Analytic Models and Analyses for Workflow Architectures. - Kwanghoon Pio Kim; Clarence A. Ellis (Inf. Syst. Frontiers, 2001)

An Evolvable Framework for Perceptual Collaborative Applications. - Paulo Barthelmess; Clarence A. Ellis; The Neem Platform (OTM, 2002)

The Neem Platform: An Extensible Framework for the Development of Perceptual Collaborative Applications. - Paulo Barthelmess; Clarence A. Ellis (EDCIS, 2002)

Perceptual Collaboration in Neem. - Paulo Barthelmess; Clarence A. Ellis (ICMI, 2002)

Aspect-oriented Composition in Extensible Collaborative Applications. - Paulo Barthelmess; Clarence A. Ellis (PDPTA, 2002)

Net Models Supporting Human and Humane Behaviors. - Clarence A. Ellis (ICATPN, 2003)

The neem dream. - Clarence A. Ellis; Paulo Barthelmess (Richard Tapia Celebration of Diversity in Computing Conference, 2003)

Synchronizations in Team Automata for Groupware Systems. - Maurice H. ter Beek; Clarence A. Ellis; Jetty Kleijn; Grzegorz Rozenberg (Comput. Support. Cooperative Work., 2003)

A Distributed and Parallel Component Architecture for Stream-Oriented Applications. - Paulo Barthelmess; Clarence A. Ellis (CoopIS/DOA/ODBASE (2), 2004)

The ThreadMill architecture for stream-oriented human communication analysis applications. - Paulo Barthelmess; Clarence A. Ellis (ICMI, 2004)

Applying scheduling techniques to minimize the number of late jobs in workflow systems. - Gregório Baggio; Jacques Wainer; Clarence A. Ellis (SAC, 2004)

Person-to-Person Processes: Computer-Supported Collaborative Work. - Clarence A. Ellis; Paulo Barthelmess; Jun Chen; Jacques Wainer (Process-Aware Information Systems, 2005)

A Workflow Mining Method Through Model Rewriting. - Jacques Wainer; Kwanghoon Pio Kim; Clarence A. Ellis (CRIWG, 2005)

The Neem Platform: An Evolvable Framework for Perceptual Collaborative Applications. - Paulo Barthelmess; Clarence A. Ellis (J. Intell. Inf. Syst., 2005)

Beyond Workflow Mining. - Clarence A. Ellis; Aubrey J. Rembert; Kwanghoon Pio Kim; Jacques Wainer (Business Process Management, 2006)

Workflow Reduction for Reachable-path Rediscovery in Workflow Mining. - Kwanghoon Pio Kim; Clarence A. Ellis (Foundations and Novel Approaches in Data Mining, 2006)

sigma - Algorithm : Structured Workflow Process Mining Through Amalgamating Temporal Workcases. - Kwanghoon Pio Kim; Clarence A. Ellis (PAKDD, 2007)

Process Aware Information Systems: A Human Centered Perspective. - Clarence A. Ellis; Kwanghoon Pio Kim (APWeb/WAIM, 2007)

ICN-Based Workflow Model and its Advances. - Kwanghoon Pio Kim; Clarence A. Ellis (Handbook of Research on Business Process Modeling, 2009)

Learning the Control-Flow of a Business Process Using ICN-Based Process Models. - Aubrey J. Rembert; Clarence (Skip) Ellis (ICSOC/ServiceWave, 2009)

An initial approach to mining multiple perspectives of a business process. - Aubrey J. Rembert; Clarence (Skip) Ellis (Richard Tapia Celebration of Diversity in Computing Conference, 2009)

Investigations on Stochastic Information Control Nets. - Clarence A. Ellis; Kwanghoon Pio Kim; Aubrey J. Rembert; Jacques Wainer (Inf. Sci., 2012)

Clarence "skip" Ellis. - Clarence A. Ellis (SIGCAS Comput. Soc., 2022)