@article {simidat85, title = {A Study of the Behaviour of Linguistic Fuzzy Rule Based Classification Systems in the Framework of Imbalanced Data Sets}, journal = {Fuzzy Sets and Systems}, volume = {159}, number = {18}, year = {2008}, pages = {2378-2398}, issn = {0165-0114}, doi = {10.1016/j.fss.2007.12.023}, author = {A. Fern{\'a}ndez and S. Garc{\'\i}a and M. J. del Jesus and F. Herrera} }