1. A correspondence between ALGOL 60 and Church's lambda-notation;Landin;Comm. ACM,1965
2. A correspondence between ALGOL 60 and Church's lambda-notation;Landin;Comm. ACM,1965
3. Towards a formal semantics;Strachey,1966
4. Revised report on the algorithmic language ALGOL 60,1963
5. The Calculi of Lambda-Conversion;Church,1941