%0 Journal Article %A Ohriska, Ján %T On a certain differential equation with time lag %J Archivum mathematicum %D 1971 %P 77-86 %V 07 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1971__7_2_a2/ %G en %F ARM_1971__7_2_a2