%0 Journal Article %A R. V. Galiulin %A V. A. Efremovich %T The Cartesian characteristic in Morse theory %J Doklady Akademii Nauk %D 1987 %P 26-27 %V 294 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_294_1_a4/ %G ru %F DAN_1987_294_1_a4