@inproceedings{CCHV2004,
author = {J. Casillas and  O. Cord\'on and  F. Herrera and  P. Villar},
title = {A hybrid learning process for the knowledge base of a fuzzy rule-based system},
booktitle = {X International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems({IPMU\'04})},
city = {Perugia},
country = {Italy},
pages = {2189--2196},
year = {2004}
}