%0 Journal Article %A V. G. Mikhalev %T On complete integrability of the $O(3)$-field in the class of rapidly decreasing functions %J Zapiski Nauchnykh Seminarov POMI %D 1989 %P 99-104 %V 172 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1989_172_a7/ %G ru %F ZNSL_1989_172_a7