%0 Journal Article %A Smítalová, Kristína %T On a problem concerning a functional-differential equation %J Mathematica slovaca %D 1980 %P 239-242 %V 30 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1980__30_3_a2/ %G en %F MASLO_1980__30_3_a2