1. A model for communicating sequential processes;Brookes,1983
2. A theory of communicating sequential processes;Brookes;J. ACM,1984
3. A fully abstract concurrent model and its temporal logic;Barringer;Proc. 18th POPL,1986
4. An improved failures model for communicating processes;Brookes,1985
5. Processes and the denotational semantics of concurrency;de Bakker;Inform. and Control,1982