[by] Leonid Ivanovich Sedov. Translated from the Russian by Scripta Technica, inc. by A.V. Skorokhod ; translated from the Russian by Scripta Technica, Inc. Translated from the French by Scripta Technica, inc. by G.I. Epifanov ; translated from the Russian by Mark Samokhvalov. L.I. Sedov ; translated from the Russian by V.I. Kisin. bu Veniamin G. Levich ;translated by Scripta Technica, inc. by Leo Tolstoy ; translated from the Russian by Joel Carmichael M. Filonenko-Borodich. Translated from the Russian by M. Konyaeva. [by] V. Sushkov. Translated from the Russian by H. Hanna. by G. I. Epifanov ; translated from the Russian by Mark Samokhvalo