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@article{PORMA_1962__21_2_114884, author = {Devid\'e, Vladimir}, title = {On monotone mappings of the power-set}, journal = {Portugaliae mathematica}, pages = {111--112}, publisher = {mathdoc}, volume = {21}, number = {2}, year = {1962}, mrnumber = {0147403}, zbl = {0113.24602}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1962__21_2_114884/} }
Devidé, Vladimir. On monotone mappings of the power-set. Portugaliae mathematica, Tome 21 (1962) no. 2, pp. 111-112. http://geodesic.mathdoc.fr/item/PORMA_1962__21_2_114884/