Bibtex de la publication

@Article{ BaIlVa2008.1,
author = {Balbiani, Philippe and Iliev, Petar and Vakarelov, Dimiter},
title = "{A modal logic for Pawlak's approximation spaces with rough cardinality n}",
journal = {Fundamenta Informaticae},
publisher = {IOS Press},
address = {http://www.iospress.nl/},
year = {2008},
volume = {83},
pages = {451--464},
language = {anglais}
}