TY - JOUR AU - V. I. Zubov TI - Differential equations of the evolution of species JO - Doklady Akademii Nauk PY - 1992 SP - 456 EP - 459 VL - 322 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1992_322_3_a3/ LA - ru ID - DAN_1992_322_3_a3 ER -