TY - JOUR AU - Yu. I. Kulakov TI - On a principle underlying the classical physics JO - Doklady Akademii Nauk PY - 1970 SP - 72 EP - 75 VL - 193 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1970_193_1_a17/ LA - ru ID - DAN_1970_193_1_a17 ER -