%0 Journal Article %A A. R. Kasimov %A Yu. V. Obnosov %T Exact values of efficiency for Muskat well arrays %J Doklady Akademii Nauk %D 1997 %P 193-195 %V 353 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_353_2_a12/ %G ru %F DAN_1997_353_2_a12