TY - JOUR AU - V. I. Lyalikova TI - Two third-order equations with fixed critical points JO - Differencialʹnye uravneniâ PY - 1984 SP - 2169 EP - 2171 VL - 20 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_12_a22/ LA - ru ID - DE_1984_20_12_a22 ER -