TY - JOUR AU - F. M. Perel'man TI - Representation of multicomponent systems by models JO - Doklady Akademii Nauk PY - 1960 SP - 578 EP - 579 VL - 131 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_131_3_a30/ LA - ru ID - DAN_1960_131_3_a30 ER -