@article{10_4153_CMB_1967_026_1,
     author = {Berthiaume, P.},
     title = {The {Injective} {Envelope} of {S-Sets}},
     journal = {Canadian mathematical bulletin},
     pages = {261--273},
     year = {1967},
     volume = {10},
     number = {2},
     doi = {10.4153/CMB-1967-026-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1967-026-1/}
}