@article{AAGH2009,
author = {J. Alcala-Fdez and  R. Alcal\'a and  M.J. Gacto and  F. Herrera},
title = {Learning the membership function contexts for mining fuzzy association rules by using genetic algorithms},
journal = {Fuzzy Sets and Systems},
volume = {160},
pages = {905--921},
year = {2009}
}