%0 Journal Article %A Z. Polniakowski %T On the differential equation \(y^{(n)} - b(x)y' - a(x)y = 0\) %J Commentationes Mathematicae %D 1977 %P 311-321 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v19i2.5865/ %R 10.14708/cm.v19i2.5865 %G pl %F 10_14708_cm_v19i2_5865