1. Evaluation and denotation of pure LISP programs: a worked example in semantics;Gordon,1973
2. Assignment of ordinals to terms for primitive recursive functionals of finite type;Howard,1970
3. Models of LCF;Milner,1973
4. The formal semantics of computer languages and their implementations;Milne,1974
5. Axioms and theorems for integers, lists and finite sets in LCF;Newey,1973