L. I. Antropov ; translated from the Russian By Artavaz Beknazarov. byV. M. Potapov ; translated from the Russian by Artavaz Beknazarov. by I. Perepechko ;translated from the Russian by Artavaz Beknazarov. N.N.Lebedev ; translated from the Russian by A.Beknazarov. I. E. Irodov ; translated from the Russian by Yuri Atanov. L. V. Tarasov ; translated from the Russian by Ram S. Wadhwa. P. S. Kireev ; translated from the Russian by Mark Samokhvalov. V.V. Petrov ; translated from the Russian by A.A. Brown. H. D. Ikramov ; translated from the Russian by Oleg Efimov. L.A. Rastrigin ; translated from the Russian by Michael Burov.