1. S. Abramsky. Retracing some paths in Process Algebra, Concur’96, U. Montanari and V. Sassone eds., 1996, 1–17.
2. S. Abramsky. Interaction, Combinators, and Complexity, Notes, Siena (Italy), 1997.
3. S. Abramsky. Axioms for Definability and Full Completeness, in Proof, Language and Interaction: Essays in Honour of Robin Milner, G. Plotkin, C. Stirling and M. Tofte, eds., MIT Press, 2000, 55–75.
4. S. Abramsky. A Structural Approach to Reversible Computation, May 2001.
5. S. Abramsky, E. Haghverdi, P. Scott. Geometry of Interaction and Models of Combinatory Logic, 1998, to appear.