%0 Journal Article %A Mascioni, Vania %A Molnár, Lajos %T Linear Maps on Factors which Preserve the Extreme Points of the Unit Ball %J Canadian mathematical bulletin %D 1998 %P 434-441 %V 41 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1998-057-7/ %R 10.4153/CMB-1998-057-7 %F 10_4153_CMB_1998_057_7