TY - JOUR AU - S. I. Gaiduk TI - Formulas for the expansion of given functions in eigenfunction series of a three-point boundary value problem with two parameters JO - Differencialʹnye uravneniâ PY - 1987 SP - 852 EP - 867 VL - 23 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1987_23_5_a15/ LA - ru ID - DE_1987_23_5_a15 ER -