TY - JOUR AU - M. M. Karchevskii AU - A. D. Lyashko TI - Difference schemes for quasilinear elliptic equations with discontinuous coefficients JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1974 SP - 128 EP - 137 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1974_5_a15/ LA - ru ID - IVM_1974_5_a15 ER -