TY - JOUR AU - O. M. Pokrovskii TI - The resistance model of ecological system and the environmental monitoring JO - Doklady Akademii Nauk PY - 1996 SP - 819 EP - 821 VL - 346 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1996_346_6_a12/ LA - ru ID - DAN_1996_346_6_a12 ER -