@article{1093636763,
author = {Segerberg, Krister},
title = {Modal logics with functional alternative relations.},
journal = {Notre Dame J. Formal Logic},
volume = {27},
number = {1},
year = {1986},
pages = { 504-522},
language = {en},
url = {http://dml.mathdoc.fr/item/1093636763}
}
Segerberg, Krister. Modal logics with functional alternative relations.. Notre Dame J. Formal Logic, Tome 27 (1986) no. 1, pp. 504-522. http://gdmltest.u-ga.fr/item/1093636763/