%0 Journal Article %A Jan Čermák %T On the delay differential equation y'(x) = ay(τ(x)) + by(x) %J Annales Polonici Mathematici %D 1999 %P 161-169 %V 71 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-71-2-161-169/ %R 10.4064/ap-71-2-161-169 %G en %F 10_4064_ap_71_2_161_169