@article{1183389275,
author = {McKinsey, J. C. C.},
title = {A Solution of the Decision Problem for the Lewis systems S2 and S4, with an Application to Topology},
journal = {J. Symbolic Logic},
volume = {6},
number = {1},
year = {1941},
pages = { 117-134},
language = {en},
url = {http://dml.mathdoc.fr/item/1183389275}
}
McKinsey, J. C. C. A Solution of the Decision Problem for the Lewis systems S2 and S4, with an Application to Topology. J. Symbolic Logic, Tome 6 (1941) no. 1, pp. 117-134. http://gdmltest.u-ga.fr/item/1183389275/