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@article{DAN_1962_142_6_a13, author = {E. R. Velibekov}, title = {Elementary excitation spectrum in the superconduction theory}, journal = {Doklady Akademii Nauk}, pages = {1268--1271}, publisher = {mathdoc}, volume = {142}, number = {6}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_142_6_a13/} }
E. R. Velibekov. Elementary excitation spectrum in the superconduction theory. Doklady Akademii Nauk, Tome 142 (1962) no. 6, pp. 1268-1271. http://geodesic.mathdoc.fr/item/DAN_1962_142_6_a13/