%0 Journal Article %A A. N. Konovalov %T Some questions that arise in the numerical solution of filtration problems for a two-phase incompressible fluid %J Informatics and Automation %D 1973 %P 3-23 %V 122 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1973_122_a0/ %G ru %F TRSPY_1973_122_a0