On three related extensions of S4.
Bull, R. A.
Notre Dame J. Formal Logic, Tome 8 (1967) no. 3, p. 330-334 / Harvested from Project Euclid
Publié le : 1967-10-14
Classification:  02.27
@article{1094068848,
     author = {Bull, R. A.},
     title = {On three related extensions of S4.},
     journal = {Notre Dame J. Formal Logic},
     volume = {8},
     number = {3},
     year = {1967},
     pages = { 330-334},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1094068848}
}
Bull, R. A. On three related extensions of S4.. Notre Dame J. Formal Logic, Tome 8 (1967) no. 3, pp.  330-334. http://gdmltest.u-ga.fr/item/1094068848/