%0 Journal Article %A Paul R. Beesack %T On Lakshmikantham's comparison method for Gronwall inequalities %J Annales Polonici Mathematici %D 1977 %P 187-222 %V 35 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-35-2-187-222/ %R 10.4064/ap-35-2-187-222 %G en %F 10_4064_ap_35_2_187_222