%0 Journal Article %A Shengjian Wu %T On the Location of Zeros of Solutions of f'' + A(z)f = 0 where A(z) is Entire. %J Mathematica Scandinavica %D 1994 %P 293-312 %V 74 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1994__74_1_167299/ %F MS2_1994__74_1_167299