by L.D. Landau and E.M. Lifshitz ; translated from the Russian by J.B. Sykes and M. Hamermesh ; : hardcover. -- 1st ed. -- Pergamon Press. -- (A shorter course of theoretical physics / by L.D. Landau and E.M. Lifshitz ; translated from the Russian by J.B. Sykes and M. Hamermesh ; v. 1).