Specification of an Automatic Manufacturing System: A Case Study in Using Integrated Formal Methods
H. Wehrheim, in: T. S. E. Maibaum (Ed.), Fundamental Approaches to Software Engineering, Third Internationsl Conference, FASE 2000, Held as Part of the European Joint Conferences on the Theory and Practice of Software, ETAPS 2000, Berlin, Germany, March 25 - April 2, 2000, Proceedings, 2000, pp. 334--348.

Behavioural Subtyping and Property Preservation
H. Wehrheim, in: S. F. Smith, C. L. Talcott (Eds.), Formal Methods for Open Object-Based Distributed Systems IV, IFIF T/W.1 Fourth International Conference on Formal Methods for Open Object-Based Distributed Systems (FMOODS 2000), September 6-8, 2000, Stanford, California, USA, 2000, pp. 213--231.

Partial order reductions for failures refinement
H. Wehrheim, Electr. Notes Theor. Comput. Sci. (1999) 71--84.

Data Abstraction for CSP-OZ
H. Wehrheim, in: J. M. Wing, J. Woodcock, J. Davies (Eds.), FM’99 - Formal Methods, World Congress on Formal Methods in the Development of Computing Systems, Toulouse, France, September 20-24, 1999, Proceedings, Volume II, 1999, pp. 1028--1047.

Model-Checking CSP-OZ Specifications with FDR
C. Fischer, H. Wehrheim, in: K. Araki, A. Galloway, K. Taguchi (Eds.), Integrated Formal Methods, Proceedings of the 1st International Conference on Integrated Formal Methods, IFM 99, York, UK, 28-29 June 1999, 1999, pp. 315--334.

A Process Algebra Semantics for MSC Including Conditions
T. Gehrke, M. Huhn, P. Niebert, A. Rensink, H. Wehrheim, in: H. K\'22onig, P. Langend\'22orfer (Eds.), Formale Beschreibungstechniken F\'22ur Verteilte Systeme, 8. GI/ITG-Fachgespr\'22ach, Cottbus, 4. Und 5. Juni 1998, 1998, pp. 185--196.

An Algebraic Semantics for Message Sequence Chart Documents
T. Gehrke, M. Huhn, A. Rensink, H. Wehrheim, in: S. Budkowski, A. R. Cavalli, E. Najm (Eds.), Formal Description Techniques and Protocol Specification, Testing and Verification, FORTE XI / PSTV XVIII’98, IFIP T W.1 Joint International Conference on Formal Description Techniques for Distributed Systems and Communication Protocols (FORTE XI) and Protocol Specification, Testing and Verification (PSTV XVIII), 3-6 November, 1998, Paris, France, 1998, pp. 3--18.

Partial Order Reductions for Bisimulation Checking
M. Huhn, P. Niebert, H. Wehrheim, in: V. Arvind, R. Ramanujam (Eds.), Foundations of Software Technology and Theoretical Computer Science, 18th Conference, Chennai, India, December 17-19, 1998, Proceedings, 1998, pp. 271--282.

Dependency-Based Action Refinement
A. Rensink, H. Wehrheim, in: I. Pr\rquote vara, P. Ruzicka (Eds.), Mathematical Foundations of Computer Science 1997, 22nd International Symposium, MFCS’97, Bratislava, Slovakia, August 25-29, 1997, Proceedings, 1997, pp. 468--477.

Dependency-Based Action Refinement
A. Rensink, H. Wehrheim, in: I. Pr\rquote vara, P. Ruzicka (Eds.), Mathematical Foundations of Computer Science 1997, 22nd International Symposium, MFCS’97, Bratislava, Slovakia, August 25-29, 1997, Proceedings, 1997, pp. 468--477.

Specifying reactive systems with action dependencies: modelling and hierarchical design
H. Wehrheim, Specifying Reactive Systems with Action Dependencies: Modelling and Hierarchical Design, University of Hildesheim, Germany, 1996.

Modelling Causality via Action Dependencies in Branching Time Semantics
U. Goltz, H. Wehrheim, Inf. Process. Lett. (1996) 179--184.

Causal Testing
U. Goltz, H. Wehrheim, in: W. Penczek, A. Szalas (Eds.), Mathematical Foundations of Computer Science 1996, 21st International Symposium, MFCS’96, Cracow, Poland, September 2-6, 1996, Proceedings, 1996, pp. 394--406.

Weak Sequential Composition in Process Algebras
A. Rensink, H. Wehrheim, in: B. Jonsson, J. Parrow (Eds.), CONCUR ’94, Concurrency Theory, 5th International Conference, Uppsala, Sweden, August 22-25, 1994, Proceedings, 1994, pp. 226--241.

Parametric Action Refinement
H. Wehrheim, in: E.-R\'22udiger Olderog (Ed.), Programming Concepts, Methods and Calculi, Proceedings of the IFIP T/W.1/W.2/W.3 Working Conference on Programming Concepts, Methods and Calculi (PROCOMET ’94) San Miniato, Italy, 6-10 June, 1994, 1994, pp. 247--266.