%0 Journal Article %A N. K. Kundu %T On uniform symmetric derivatives %J Colloquium Mathematicum %D 1971 %P 259-269 %V 24 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-24-2-259-269/ %R 10.4064/cm-24-2-259-269 %G en %F 10_4064_cm_24_2_259_269