@article{1183510979, author = {Loomis, L. H.}, title = {On the representation of $\sigma$-complete Boolean algebras}, journal = {Bull. Amer. Math. Soc.}, volume = {53}, number = {12}, year = {1947}, pages = { 757-760}, language = {en}, url = {http://dml.mathdoc.fr/item/1183510979} }
Loomis, L. H. On the representation of $\sigma$-complete Boolean algebras. Bull. Amer. Math. Soc., Tome 53 (1947) no. 12, pp. 757-760. http://gdmltest.u-ga.fr/item/1183510979/