%0 Journal Article %A Andres, Ján %A Vlček, Vladimír %T On the existence of square integrable solutions and their derivatives to fourth and fifth order differential equations %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 1989 %P 65-86 %V 28 %N 1 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/AUPO_1989__28_1_a4/ %G en %F AUPO_1989__28_1_a4