Error message

Notice: Undefined index: author in eval() (line 5 of /home/prosimidat/public_html/releases/20190724104522/modules/php/php.module(80) : eval()'d code).
Export results:
Type [ Year(Asc)]
Filters: Keyword is fuzzy set  [Clear All Filters]
The notion of roughness of a fuzzy set, Couso, Inés, Garrido Laura, and Sánchez Luciano , Fuzzy Sets and Systems, Volume 249, p.114 - 127, (2014)
A Multiobjective Genetic Fuzzy System with Imprecise Probability Fitness for Vague Data, Sánchez, L., Couso I., and Casillas J. , 2006 International Symposium on Evolving Fuzzy Systems, Sep., p.131-136, (2006)