@article{IM_1969__9_142015,
     author = {G.A. REID},
     title = {Epimorphisms and {Surjectivity.}},
     journal = {Inventiones mathematicae},
     pages = {295--307},
     year = {1969},
     volume = {9},
     url = {http://geodesic.mathdoc.fr/item/IM_1969__9_142015/}
}