TY - JOUR AU - B. A. Bel'tyukov AU - G. Sh. Akhmetshina TI - The method of integral equations for approximate solution of nonlinear boundary value problems JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1979 SP - 3 EP - 13 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1979_12_a0/ LA - ru ID - IVM_1979_12_a0 ER -