TY - JOUR AU - V. P. Pisarenok AU - A. I. Yablonskii TI - The movable essentially singular points of a first order differential equation JO - Differencialʹnye uravneniâ PY - 1975 SP - 2281 EP - 2282 VL - 11 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_12_a23/ LA - ru ID - DE_1975_11_12_a23 ER -