TY - JOUR AU - B. M. Arkhipov AU - A. Ya. Khokhryakov TI - The Sturm--Liouville problem of a second order nonlinear ordinary differential equation JO - Differencialʹnye uravneniâ PY - 1967 SP - 1484 EP - 1494 VL - 3 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1967_3_9_a7/ LA - ru ID - DE_1967_3_9_a7 ER -