@article{1093956553,
author = {Soboci\'nski, Boles\l aw},
title = {A simple formula equivalent to the axiom of choice.},
journal = {Notre Dame J. Formal Logic},
volume = {1},
number = {1-2},
year = {1960},
pages = { 115-117},
language = {en},
url = {http://dml.mathdoc.fr/item/1093956553}
}
Sobociński, Bolesław. A simple formula equivalent to the axiom of choice.. Notre Dame J. Formal Logic, Tome 1 (1960) no. 1-2, pp. 115-117. http://gdmltest.u-ga.fr/item/1093956553/