@article{GAH2010,
author = {M.J. Gacto and  R. Alcal\'a and  F. Herrera},
title = {Integration of an Index to Preserve the Semantic Interpretability in the Multi-Objective Evolutionary Rule Selection and Tuning of Linguistic Fuzzy Systems},
journal = {IEEE Transactions on Fuzzy Systems},
volume = {18},
number = {3},
pages = {515--531},
year = {2010}
}