Trudy Mezhdunarodnogo kongressa matematikov (Moskva - 1966) = Proceedings of International congress of mathematicians (Moscow - 1966) = Travaux du Congrès international des mathématiciens (Moscou - 1966) = Berichte des internationalen Mathematiker-Kongresses (Moskau - 1966) - Petrovskii, I. G. (Mir, 1968)