@INCOLLECTION(Ish03,
 author = "H. Ishibuchi and T. Yamamoto",
 title = "Trade-off between the number of fuzzy rules and their classification performance",
 booktitle = "Accuracy improvements in linguistic fuzzy modeling",
 publisher = "Springer-Verlag",
 year = "2003",
 editor = "J. Casillas and O. Cord\'on and F. Herrera and L. Magdalena",
 pages = "72-99"
)