[by] O.V. Kovalev ;Translated from the Russian, by A. Murray Gross. Yu. A. Amenzade, Translated from the Russian by M. Konyaeva. F. P. Edneral ; translated from the Russian by V. V. Afanasyev. L.V. Tarasov ; translated from the Russian by V. Kisin. V. G. Rekach ; translated from the Russian by M. Konyaeva. [by] N. Petrovsky. Translated from the Russian by Horace E. Isakson. by G. I. Epifanov ; translated from the Russian by Mark Samokhvalov. I. M. Yaglom ; translated from the Russian by I. G. Volosova. L.B. Okun ; translated from the Russian by V.I. Kisin. S. M. Nikolskii ; translated from the Russian by J. M. Danskin.