%0 Journal Article %A V. F. Piven' %A D. G. Lekomtsev %T Mathematical modeling of well operation in the case of two-dimensional filtration in an anisotropic heterogeneous layer %J Numerical methods and programming %D 2020 %P 87-95 %V 21 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMP_2020_21_1_a7/ %G ru %F VMP_2020_21_1_a7