1. Towards the hierarchical, temporal logic, specification of concurrent systems;Barringer,1983
2. Behaviour equivalence relations induced by programming logics;Brookes,1983
3. Testing equivalences for processes;de Nicola,1982
4. Investigations into logical deduction;Gentzen,1969
5. Synchronous and asynchronous experiments on processes;Hennessy;Res. Rept., Dept. of Computer Science, Edinburgh Univ., CSR-125-82,1982