TY - JOUR AU - T. B. Solomyak TI - Methods of solution of certain filtration problems JO - Differencialʹnye uravneniâ PY - 1974 SP - 721 EP - 729 VL - 10 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1974_10_4_a16/ LA - ru ID - DE_1974_10_4_a16 ER -