%0 Journal Article %A Clouâtre, Raphaël %T Universal Power Series in CN %J Canadian mathematical bulletin %D 2011 %P 230-236 %V 54 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2011-009-3/ %R 10.4153/CMB-2011-009-3 %F 10_4153_CMB_2011_009_3