TY - JOUR AU - V. N. Ryzhov AU - E. E. Tareeva TI - On taking into account the external field in the bifurcation approach to phase transitions JO - Doklady Akademii Nauk PY - 1977 SP - 332 EP - 334 VL - 233 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1977_233_3_a18/ LA - ru ID - DAN_1977_233_3_a18 ER -