@article{1093870446,
author = {van Benthem, J. F. A. K. and Humberstone, I. L.},
title = {Halld\'en-completeness by gluing of Kripke frames.},
journal = {Notre Dame J. Formal Logic},
volume = {24},
number = {1},
year = {1983},
pages = { 426-430},
language = {en},
url = {http://dml.mathdoc.fr/item/1093870446}
}
van Benthem, J. F. A. K.; Humberstone, I. L. Halldén-completeness by gluing of Kripke frames.. Notre Dame J. Formal Logic, Tome 24 (1983) no. 1, pp. 426-430. http://gdmltest.u-ga.fr/item/1093870446/