%0 Journal Article %A Subbarao, M. V. %T On Sierpinski's Conjecture Concerning the Euler Totient %J Canadian mathematical bulletin %D 1991 %P 401-404 %V 34 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1991-064-3/ %R 10.4153/CMB-1991-064-3 %F 10_4153_CMB_1991_064_3