@article{1183738948, author = {Mitchell, William J.}, title = {Sets Constructible from Sequences of Ultrafilters}, journal = {J. Symbolic Logic}, volume = {39}, number = {1}, year = {1974}, pages = { 57-66}, language = {en}, url = {http://dml.mathdoc.fr/item/1183738948} }
Mitchell, William J. Sets Constructible from Sequences of Ultrafilters. J. Symbolic Logic, Tome 39 (1974) no. 1, pp. 57-66. http://gdmltest.u-ga.fr/item/1183738948/