@misc{10_4153_CMB_1975_045_0,
     title = {On {Ring} {Properties} of {Injective} {Hulls}},
     journal = {Canadian mathematical bulletin},
     pages = {233--239},
     year = {1975},
     volume = {18},
     number = {2},
     doi = {10.4153/CMB-1975-045-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-045-0/}
}