Lattice of recursively enumerable subalgebras of a recursive boolean algebra S. P. Odintsov OriginalPaper Pages: 397 - 404
Hereditariness of radicals in the class of right-alternative almost alternative rings V. P. Chuvakov OriginalPaper Pages: 433 - 438
Lattice definability of matrix groups and certain other groups B. V. Yakovlev OriginalPaper Pages: 439 - 469