@article{CH1999,
author = {O. Cord\'on and  F. Herrera},
title = {A Two-Stage Evolutionary Process for Designing TSK Fuzzy Rule-Based Systems},
journal = {IEEE Transactions on Systems and  Man and Cybernetics and  Part B: Cybernetics },
volume = {29},
number = {6},
pages = {703--715},
year = {1999}
}