%0 Journal Article %A Vlček, Vladimír %T On transformations of bundles of solutions of a fourth order iterated linear differential equation %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 1980 %P 23-38 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_1980__19_1_a1/ %G en %F AUPO_1980__19_1_a1