%0 Journal Article %A P. D. T. A. Elliott %T On a conjecture of Narkiewicz about functions with non-decreasing normal order %J Colloquium Mathematicum %D 1976 %P 289-294 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-36-2-289-294/ %R 10.4064/cm-36-2-289-294 %G en %F 10_4064_cm_36_2_289_294