1. Conferences on Cybernetics, Sixth (1949) to Tenth (1953) Conference. Ed.: H. von Foerster; J. Macy Foundation, New York 1950 to 1954.
2. Premier Congrès International de Cybernétique, Namur 1956, Gauthier Villars, Paris 1958.
3. Deuxième Congrès International de Cybernétique, Namur 1958.
4. The Hixon Symposium: Cerebral Mechanisms in Behavior Ed.: L. A. Jeflres; J. Wiley, New York 1951.
5. Automata Studies; Annals of Mathematics Studies No. 34. Ed.: C. E. Shannon, J. McCarthy; Princeton University Press, Princeton (N. J.) 1956.