%0 Journal Article %A Bullen, P. S. %T On a Theorem of Privaloff %J Canadian mathematical bulletin %D 1967 %P 353-359 %V 10 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1967-032-9/ %R 10.4153/CMB-1967-032-9 %F 10_4153_CMB_1967_032_9