TY - JOUR AU - A. N. Gaifutdinov AU - N. D. Yakimov TI - Comparison theorems for inverse boundary value problems of filtration under dams made of synthetic materials JO - Trudy seminara po kraevym zadačam PY - 1984 SP - 50 EP - 61 VL - 21 IS - 21 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1984_21_21_a5/ LA - ru ID - KUKZ_1984_21_21_a5 ER -