%0 Journal Article %A V. Rybarska %T A contribution to the theory of anisotropic ferromagnetism %J Doklady Akademii Nauk %D 1966 %P 333-336 %V 166 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_166_2_a20/ %G ru %F DAN_1966_166_2_a20