TY - JOUR AU - V. F. Piven' AU - D. G. Lekomtsev TI - Mathematical modeling of well operation in the case of two-dimensional filtration in an anisotropic heterogeneous layer JO - Numerical methods and programming PY - 2020 SP - 87 EP - 95 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMP_2020_21_1_a7/ LA - ru ID - VMP_2020_21_1_a7 ER -