%0 Journal Article %A R. R. Akhmerov %A V. A. Novikov %T Investigation of solutions of a differential equation not solved for the leading derivative %J Doklady Akademii Nauk %D 1982 %P 11-13 %V 264 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_264_1_a0/ %G ru %F DAN_1982_264_1_a0