%0 Journal Article %A T. V. Chekmarev %T Reduction of the Cauchy problem for a system of two partial differential equations with two unknown functions to the system of integral equations %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1959 %P 197-207 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1959_5_a20/ %G ru %F IVM_1959_5_a20