TY - JOUR AU - Rachůnková, Irena TI - On a certain three-point boundary value problem JO - Mathematica slovaca PY - 1989 SP - 417 EP - 426 VL - 39 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1989__39_4_a7/ LA - en ID - MASLO_1989__39_4_a7 ER -