%0 Journal Article %A V. N. Popov %A P. A. Sevastianov %T Сollective excitations in the superconductive phase of the one-band Hubbard model %J Teoretičeskaâ i matematičeskaâ fizika %D 1995 %P 457-462 %V 102 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1995_102_3_a10/ %G ru %F TMF_1995_102_3_a10