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Symposium on Foundations of Computer Science.Symposium on Foundations of Computer Science(18th: 1977 : Providence, Rhode Island)：Annual Symposium on Foundations of Computer Science(Formerly called the Annual Symposium on Switching and Automata Theory).IEEE,1977.
Symposium on Foundations of Computer Science(18th: 1977 : Providence, Rhode Island)：Annual Symposium on Foundations of Computer Science(Formerly called the Annual Symposium on Switching and Automata Theory)
Symposium on Foundations of Computer Science.IEEE,1977.
