TY - JOUR AU - L. N. Lyapin TI - The Uryson equation with a discontinuous operator JO - Differencialʹnye uravneniâ PY - 1986 SP - 509 EP - 518 VL - 22 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1986_22_3_a19/ LA - ru ID - DE_1986_22_3_a19 ER -