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@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/} }
R.S. Doran. A Theorem which is Equivalent to the Axiom of Choice.. Elemente der Mathematik, Tome 27 (1972), pp. 38-39. http://geodesic.mathdoc.fr/item/ELMA_1972__27_141050/