@article{MZ_1958__70_169783,
     author = {Alex Rosenberg and Daniel Zelinsky},
     title = {Finiteness of the injective hull.},
     journal = {Mathematische Zeitschrift},
     pages = {372--380},
     year = {1958},
     volume = {70},
     zbl = {0084.26505},
     url = {http://geodesic.mathdoc.fr/item/MZ_1958__70_169783/}
}