%0 Journal Article %A Haukkanen, P. %A Ruokonen, P. %T On an analogue of completely multiplicative functions. %J Portugaliae mathematica %D 1997 %P 407-420 %V 54 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1997__54_4_48102/ %G en %F PORMA_1997__54_4_48102