%0 Journal Article %A Fialka, Miloslav %T On a coincidence of the differential equation $y''-q(t)y=r(t)$ with its associated equation %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 1988 %P 251-262 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_1988__27_1_a14/ %G en %F AUPO_1988__27_1_a14