TY - JOUR AU - F. R. Sadykov TI - A graphical frequency criterion for the stability of multiquantum JO - Doklady Akademii Nauk PY - 1987 SP - 550 EP - 553 VL - 296 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_296_3_a8/ LA - ru ID - DAN_1987_296_3_a8 ER -