Ingalls, D.H. "The Smalltalk-76 Programming System Design and Implementation", pp9-16

[POPL 1978] (1978) [ACM SIGACT-SIGPLAN] Proceedings of the 5th ACM SIGACT-SIGPLAN symposium on Principles of programming languages 1978 , Tucson, Arizona   D.H. Ingalls

Languages mentioned Smalltalk {1971}