%0 Journal Article %A Z. Polniakowski %T On solutions of the differential equation \(y^{(n)} - a(x)y=0\) %J Commentationes Mathematicae %D 1974 %P 429-439 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v17i2.5787/ %R 10.14708/cm.v17i2.5787 %G pl %F 10_14708_cm_v17i2_5787