TY - JOUR AU - I. T. Kiguradze AU - B. Puzha TI - Certain boundary value problems for a system of ordinary differential equations JO - Differencialʹnye uravneniâ PY - 1976 SP - 2139 EP - 2148 VL - 12 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1976_12_12_a2/ LA - ru ID - DE_1976_12_12_a2 ER -