@article{MASLO_2001__51_3_a6, author = {Plachky, Detlef}, title = {An ideal theoretic characterization of finite sets, finite algebras, and $\sigma$-algebras of countably generated type}, journal = {Mathematica slovaca}, pages = {301--311}, publisher = {mathdoc}, volume = {51}, number = {3}, year = {2001}, mrnumber = {1842318}, zbl = {0988.28001}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_2001__51_3_a6/} }