TY - JOUR AU - M. B. Menskii TI - Isoscalar tensor operators of the $SU_3$ group and the mass relations between particles in an octet model JO - Doklady Akademii Nauk PY - 1965 SP - 64 EP - 67 VL - 160 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1965_160_1_a16/ LA - ru ID - DAN_1965_160_1_a16 ER -