TY - JOUR AU - V. S. Afraimovich AU - L. P. Shilnikov TI - On a bifurcation of codimension~$1$ leading to the appearance of a countable set of tori JO - Doklady Akademii Nauk PY - 1982 SP - 777 EP - 780 VL - 262 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_262_4_a0/ LA - ru ID - DAN_1982_262_4_a0 ER -