@inproceedings{godo,rodriguez2009,
	title     = {Characterizing fuzzy modal semantics by fuzzy multimodal systems with crisp accessibility relations.},
	author    = {F. Bou and  F. Esteva and  L. Godo and  and R. Rodriguez},
	year      = {2009},
	pages     = {1541--1546},
	booktitle = {Proc. of the Joint 2009 IFSA World Congress and 2009 EUSFLAT Conference, Lisbon, Portugal, 20-24 July 2009},
	state     = {published},
	acknowledged= {1},
	talk      = {1}
}