@article{10_4153_CMB_1973_033_9,
     author = {Bryant, Jack and Jr., L. F. Guseman},
     title = {Extensions of {Contractive} {Mappings} and {Edelstein's} {Iterative} {Test}},
     journal = {Canadian mathematical bulletin},
     pages = {185--192},
     year = {1973},
     volume = {16},
     number = {2},
     doi = {10.4153/CMB-1973-033-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1973-033-9/}
}