%0 Journal Article %A Singh, Bhagat %T On nonoscillation of canonical or noncanonical disconjugate functional equations %J Czechoslovak Mathematical Journal %D 2000 %P 627-639 %V 50 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2000__50_3_a14/ %G en %F CMJ_2000__50_3_a14