%0 Journal Article %A A. M. Gulyan %A O. N. Nersesyan %A G. M. Sergoyan %T Possible ``photon'' instability of high-temperature nonequilibrium superconductor %J Doklady Akademii Nauk %D 1989 %P 1347-1350 %V 304 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_304_6_a16/ %G ru %F DAN_1989_304_6_a16