%0 Journal Article %A Parhi, N. %A Chand, Sunita %T On forced first order neutral differential equations with positive and negative coefficients %J Mathematica slovaca %D 2000 %P 81-94 %V 50 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_2000__50_1_a7/ %G en %F MASLO_2000__50_1_a7