Vladimir Maslennikov ; translated from the Russian by Gayane Chalian. Leonid Morozov ; translated from the Russian by Gayane Chalyan. I Shilin, S. Cheema ; translated from the Russian by Gayane Chalyan. Vladimir Kartashkin ; [translated from the Russian by Nancy R. Lasse]. Vladimir I. Arnol'd ; translated from the Russian by Roger Cooke. Vladimir Petrovsky ; [translated from the Russian by Paula Garb] Igor Prostyakov ; translated from the Russian by Joseph Shapiro. N. Chernov ; translated from the Russian by Felix Palkin. Nikolai Malein ; translated from the Russian by Benjamin Rifkin. Sergei Alexeyev ; [translated from the Russian by Jane Sayer].