%0 Journal Article %A Wen-Xian Lin %T On the existence of positive solutions of second order neutral difference equations %J Applicationes Mathematicae %D 2004 %P 5-11 %V 31 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am31-1-2/ %R 10.4064/am31-1-2 %G en %F 10_4064_am31_1_2