TY - JOUR AU - L. A. Kalyakin TI - Local resonance in a weakly nonlinear problem JO - Matematičeskie zametki PY - 1988 SP - 697 EP - 699 VL - 44 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1988_44_5_a14/ LA - ru ID - MZM_1988_44_5_a14 ER -