%0 Journal Article %A O. A. Zhautykov %T Construction by the reduction method of the characteristics of a~first-order partial differential equation with a~denumerable set of variables %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1960 %P 127-140 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1960_3_a14/ %G ru %F IVM_1960_3_a14