A. V. Pogorelov ; translated from the Russian by Leonid Levant. I. V. savelyev ; translated from the Russian by G. Leib. I. V. Savelyev ; translated from the Russian by G. Leib. I. E. Irodov ; translated from the Russian by Yuri Atanov. V.V. Petrov ; translated from the Russian by A.A. Brown. A. V. Skorohod ; translated from the Russian by Kenneth Wickwire. A. D. Shcheglov ；translated from the Russian by V. Shiffer. L. V. Tarasov ; translated from the Russian by Ram S. Wadhwa. Yu. N. Rabotnov ; translated from the Russian by M. Konyaeva. G. G. Polikarpov ; translated from the Russian by Scripta Technica.