@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/