@article{1183738113,
author = {Schumm, G. F.},
title = {Review: Boleslaw Sobocinski, A Note on the Regular and Irregular Modal Systems of Lewis},
journal = {J. Symbolic Logic},
volume = {37},
number = {1},
year = {1972},
pages = { 181-182},
language = {en},
url = {http://dml.mathdoc.fr/item/1183738113}
}
Schumm, G. F. Review: Boleslaw Sobocinski, A Note on the Regular and Irregular Modal Systems of Lewis. J. Symbolic Logic, Tome 37 (1972) no. 1, pp. 181-182. http://gdmltest.u-ga.fr/item/1183738113/