%0 Journal Article %A N. N. Sirota %T On the thermodynamics of metal-superconductor phase transitions %J Doklady Akademii Nauk %D 1990 %P 609-612 %V 314 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_314_3_a22/ %G ru %F DAN_1990_314_3_a22