%0 Journal Article %A Jordanka Mitevska %A Marija Kujumdzieva-Nikoloska %A Dragan Dimitrovski %T Function of "Repeating Values" of the Solutions to the Differential Equation y IV+a(x)y=0 %J Mathematica balkanica %D 2006 %P 257 %V 20 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_2006_20_3-4_a0/ %F MABA_2006_20_3-4_a0