@article{1183739787,
author = {Lake, John},
title = {Relative Consistency of an Extension of Ackermann's Set Theory},
journal = {J. Symbolic Logic},
volume = {41},
number = {1},
year = {1976},
pages = { 465-466},
language = {en},
url = {http://dml.mathdoc.fr/item/1183739787}
}
Lake, John. Relative Consistency of an Extension of Ackermann's Set Theory. J. Symbolic Logic, Tome 41 (1976) no. 1, pp. 465-466. http://gdmltest.u-ga.fr/item/1183739787/