%0 Journal Article %A B. P. Rysev %T On a criterion for integrability by the method of the inverse %J Doklady Akademii Nauk %D 1996 %P 28-30 %V 346 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1996_346_1_a7/ %G ru %F DAN_1996_346_1_a7