TY - JOUR AU - O. Yu. Khachay TI - Asymptotic Problem for Second-Order Ordinary Differential Equation with Nonlinearity Corresponding to Butterfly Catastrophe JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2018 SP - 125 EP - 142 VL - 152 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2018_152_a11/ LA - ru ID - INTO_2018_152_a11 ER -