%0 Journal Article %A Feigelstock, S. %A Raphael, R. %T A Problem on Relative Projectivity for Abelian Groups %J Canadian mathematical bulletin %D 1986 %P 114-122 %V 29 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1986-021-9/ %R 10.4153/CMB-1986-021-9 %F 10_4153_CMB_1986_021_9