TY - JOUR AU - Vlček, Vladimír TI - On a certain boundary value problem for a fourth-order iterated differential equation JO - Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica PY - 1981 SP - 117 EP - 127 VL - 20 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AUPO_1981__20_1_a12/ LA - en ID - AUPO_1981__20_1_a12 ER -