Properties of the fuzzy compositions based on aggregation operators and its pseudocomplement. - Miren I. Portilla; Pedro J. Burillo (EUSFLAT-ESTYLF Joint Conf., 1999)

Properties of the fuzzy composition based on aggregation operators. - Miren I. Portilla; Pedro J. Burillo; M. L. Eraso (Fuzzy Sets Syst., 2000)

Compositions of Fuzzy Relations Based on Aggregation Operator and its Pseudocomplement. - Miren I. Portilla; Pedro J. Burillo (Int. J. Uncertain. Fuzziness Knowl. Based Syst., 2000)