%0 Journal Article %A Ch. Athanasiadis %T Comparison Theorems for first Order Nonlinear Functional Differebtial Equations %J Μαθηματική Επιθεώρηση %D 1988 %P 83-90 %V 34 %U http://geodesic.mathdoc.fr/item/MR_1988_34_a8/ %G gr %F MR_1988_34_a8