%0 Journal Article %A O. M. Pokrovskii %T The resistance model of ecological system and the environmental monitoring %J Doklady Akademii Nauk %D 1996 %P 819-821 %V 346 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1996_346_6_a12/ %G ru %F DAN_1996_346_6_a12