%0 Journal Article %A Vlček, Vladimír %T On functions describing a distribution of zeros of solutions of an iterated linear differential equation of the fourth order %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 1979 %P 103-116 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_1979__18_1_a10/ %G en %F AUPO_1979__18_1_a10