TY - JOUR AU - A. A. Abramov AU - V. I. Ul'yanova AU - L. F. Yukhno TI - On the general nonlinear selfadjoint spectral problem for systems of ordinary differential equations with singularities JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 2010 SP - 38 EP - 43 VL - 50 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_2010_50_1_a4/ LA - ru ID - ZVMMF_2010_50_1_a4 ER -