TY - JOUR AU - N. B. Il'inskii AU - A. R. Kasimov TI - Solution of isoperimetric problems in filtration theory by the method of inverse boundary value problems JO - Trudy seminara po kraevym zadačam PY - 1990 SP - 135 EP - 149 VL - 25 IS - 25 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1990_25_25_a11/ LA - ru ID - KUKZ_1990_25_25_a11 ER -