%0 Journal Article %A Cin Hua Szu %T On asymptotic development for solutions of ordinary differential equations %J Annales Polonici Mathematici %D 1968 %P 19-40 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-20-1-19-40/ %R 10.4064/ap-20-1-19-40 %G en %F 10_4064_ap_20_1_19_40