TY - JOUR AU - E. M. Aver'yanov AU - K. S. Aleksandrov AU - V. F. Shabanov TI - Change in the internal field anisotropy at phase transition and the order parameter exact determination by the optical methods JO - Doklady Akademii Nauk PY - 1978 SP - 84 EP - 86 VL - 242 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1978_242_1_a20/ LA - ru ID - DAN_1978_242_1_a20 ER -