@article{ELMA_1972__27_141050,
     author = {R.S. Doran},
     title = {A {Theorem} which is {Equivalent} to the {Axiom} of {Choice.}},
     journal = {Elemente der Mathematik},
     pages = {38--39},
     publisher = {mathdoc},
     volume = {27},
     year = {1972},
     zbl = {0232.04004},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1972__27_141050/}
}