Higher Mathematics by Shipachev Mir Publishers Moscow

Mathematics for Technical Schools by N. V. Bogomolov Mir Publishers

Mathematical Analysis in Questions and Problems by Butuzov Mir Publishers

Introduction to Discrete Mathematics S. V. Yablonsky Mir Publishers

Problems in Mathematical by B. Demidovich, Mir Publishers (I don't ship USA)

Elementary Mathematics G Dorofeev M Potapov N Rozov Mir Publishers

Selected Problems and Theorems in Elementary Mathematics Mir Publishers Moscow

Children And Sport In The USSR by M. Kondratyeva 1979,Progress Publishers Moscow