TY - JOUR AU - Z. A. Vlasova AU - O. I. Nikolaev TI - Existence of a solution of a difference scheme for one variational problem JO - Zapiski Nauchnykh Seminarov POMI PY - 1976 SP - 40 EP - 47 VL - 58 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1976_58_a4/ LA - ru ID - ZNSL_1976_58_a4 ER -