Generating functional analog of the variational principle of N.N.Bogolubov
русский/английский/Generating functional analog of the variational principle of N.N.Bogolubov / V.K. Fedjanin a. o.Generating functional analog of the variational principle of N.N.Bogolubov / V.K. Fedjanin a. o.Generating functional analog of the variational principle of N.N.Bogolubov.Б. м./, 1979 ( ). - 1979.Generating functional analog of the variational principle of N.N.Bogolubov. Б. м., 1979 .