This document is also available as
Patrick Cousot, Lisbeth Fajstrup, Eric
Goubault, Maurice Herlihy, Martin Raußen, and Vladimiro Sassone, editors.
Preliminary Proceedings of the Workshop on Geometry and Topology
in Concurrency and Distributed Computing, GETCO '04, (Amsterdam, The
Netherlands, October 4, 2004), September 2004.
Luca Aceto, Willem Jan Fokkink, and Irek
Preliminary Proceedings of the Workshop on Structural
Operational Semantics, SOS '04, (London, United Kingdom, August 30,
2004), August 2004.