TY - JOUR AU - B. A. Men' AU - A. N. Men' TI - Seniority-classification in the theory of magnetism of molecules and impurity complexes in crystal JO - Doklady Akademii Nauk PY - 1975 SP - 68 EP - 70 VL - 220 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_220_1_a16/ LA - ru ID - DAN_1975_220_1_a16 ER -