1. V.N. Agafonov, Ob algoritmakh, chastote i sluchajnosti, Ph.D. thesis, Novosibirsk, 1970.
2. Ja.M. Barzdin’, Slozhnost’ i chastotnoe reshenie nekotorykh algoritmicheski nerazreshimykh massovykh problem, Preprint, 1970.
3. Slozhnost’ programm, raspoznayushchikh prinadlezhnost’ natural’nykh chisel, ne prevyshayushchikh n, rekursivno perechislimomu mnozhestvu (Complexity of programs which recognize whether natural numbers not exceeding n belong to a recursively enumerable set);Barzdin’;Dokl. Akad. Nauk SSSR,1968
4. O chastotnom reshenii algoritmicheski nerazreshimykh massovykh problem (Frequency solution of algorithmically unsolvable queueing problems);Barzdin’;Dokl. Akad. Nauk SSSR,1970
5. O vychislimosti na veroyatnostnykh mashinakh (Computability on probabilistic machines);Barzdin’;Dokl. Akad. Nauk SSSR,1969