%0 Journal Article %A Hager, Anthony W. %T Perfect Maps and Epi-Reflective Hulls %J Canadian journal of mathematics %D 1975 %P 11-24 %V 27 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-003-6/ %R 10.4153/CJM-1975-003-6 %F 10_4153_CJM_1975_003_6