On some examples of upper semilattices of computable enumerations V. V. V'yugin OriginalPaper Pages: 287 - 296
On complete theories with a finite number of denumerable models M. G. Peretyat'kin OriginalPaper Pages: 310 - 326
Example of a finitely presented group in the variety α5 with the unsolvable word problem V. N. Remeslennikov OriginalPaper Pages: 327 - 346