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@article{DAN_1961_141_1_a17, author = {I. M. Chapnik}, title = {A possible criterion of superconductivity}, journal = {Doklady Akademii Nauk}, pages = {70--73}, publisher = {mathdoc}, volume = {141}, number = {1}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1961_141_1_a17/} }
I. M. Chapnik. A possible criterion of superconductivity. Doklady Akademii Nauk, Tome 141 (1961) no. 1, pp. 70-73. http://geodesic.mathdoc.fr/item/DAN_1961_141_1_a17/