@conference {simidat49,
	title = {Multiobjective genetic algorithm for extractiong subgroup discovery fuzzy rules},
	booktitle = {2007 IEEE Symposium on Computational Intelligence in Multicriteria Decision Making (IEEE MCDM)},
	year = {2007},
	pages = {50-57},
	publisher = {Omnipress},
	organization = {Omnipress},
	address = {Honolulu (USA)},
	author = {P. Gonz{\'a}lez and M. J. del Jesus and F. Herrera}
}
