1. Types and Declarative Static Type Checking in Logic Programming;Asirelli;Proceedings Programming '84,1984
2. On the Integration of Logic Programming and Functional Programming;Barbuti;International Symposium on Logic Programming,1984
3. Applicative Communicating Processes in First Order Logic;Bellia;Lecture Notes in Comput. Sci.,1982
4. A First Order Theory of Data and Programs;Clark,1977
5. Negation as Failure;Clark,1978