TY - JOUR AU - A. A. Ovchinnikov AU - V. O. Cheranovskii TI - On the excitation spectrum of alternating magnetic chains with odd number of atoms in elementary cell JO - Doklady Akademii Nauk PY - 1982 SP - 838 EP - 840 VL - 266 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_266_4_a17/ LA - ru ID - DAN_1982_266_4_a17 ER -