%0 Journal Article %A P. N. Brusov %T Influence of the spin-spin interaction and magnetic field on the collective exitations in superfluid $\mathrm{He}^3$ %J Zapiski Nauchnykh Seminarov POMI %D 1981 %P 28-45 %V 101 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1981_101_a3/ %G ru %F ZNSL_1981_101_a3