A Topological Approach to Some Cluster Methods. - Joan Jacas; Jordi Recasens (IPMU, 1990)

A model for CAGD using fuzzy logic. - Joan Jacas; Amadeu Monreal; Jordi Recasens (Int. J. Approx. Reason., 1997)

Extensionality based approximate reasoning. - Dionís Boixader; Joan Jacas (Int. J. Approx. Reason., 1998)

On the construction of M-transitive relations. - Joan Jacas; Jordi Recasens (EUSFLAT-ESTYLF Joint Conf., 1999)

The Length and Betweenness Relations of Indistinguishability Operators. - Dionís Boixader; Joan Jacas; Jordi Recasens (Int. J. Uncertain. Fuzziness Knowl. Based Syst., 1999)

Searching for Meaning on Defuzzification. - Jordi Recasens; Dionís Boixader; Joan Jacas (Int. J. Uncertain. Fuzziness Knowl. Based Syst., 1999)

On contradiction in fuzzy logic. - Enric Trillas; Claudi Alsina; Joan Jacas (Soft Comput., 1999)

One-dimensional indistinguishability operators. - Joan Jacas; Jordi Recasens (Fuzzy Sets Syst., 2000)

On logical connectives for a fuzzy set theory with or without nonempty self-contradictions. - Enric Trillas; Claudi Alsina; Joan Jacas (Int. J. Intell. Syst., 2000)

The group of isometries of an indistinguishablity operator. - Joan Jacas; Jordi Recasens (EUSFLAT Conf., 2001)

Transitive closure and betweenness relations. - Dionís Boixader; Joan Jacas; Jordi Recasens (Fuzzy Sets Syst., 2001)

Maps and isometries between indistinguishability operators. - Joan Jacas; Jordi Recasens (Soft Comput., 2002)

Aggregating non-finite families of T-transitive relations. - Joan Jacas; Jordi Recasens (EUSFLAT Conf., 2003)

Aggregation of T-transitive relations. - Joan Jacas; Jordi Recasens (Int. J. Intell. Syst., 2003)

Indistinguishability operators generated by fuzzy numbers. - Joan Jacas; Jordi Recasens (FUZZ-IEEE, 2004)

The group of isometries of an indistinguishability operator. - Joan Jacas; Jordi Recasens (Fuzzy Sets Syst., 2004)

Aggregating with Indistinguishability Operators. - Joan Jacas; Jordi Recasens (EUSFLAT Conf., 2005)

A Similarity-Based Approach to Aggregation. - Joan Jacas; Jordi Recasens (FUZZ-IEEE, 2005)

A Calculation of Maximal Fuzzy Points. - Dionís Boixader; Joan Jacas; Jordi Recasens (FUZZ-IEEE, 2006)

Aggregation operators based on indistinguishability operators. - Joan Jacas; Jordi Recasens (Int. J. Intell. Syst., 2006)

ET-Lipschitzian Aggregation Operators. - Joan Jacas; Jordi Recasens (EUSFLAT Conf. (1), 2007)

Aggregation Operators and the Lipschitzian Condition. - Joan Jacas; Jordi Recasens (FUZZ-IEEE, 2007)

ET-lipschitzian and ET-kernel aggregation operators. - Joan Jacas; Jordi Recasens (Int. J. Approx. Reason., 2007)

Similarity Based Fuzzy Interpolation Applied to CAGD. - Joan Jacas; Amadeu Monreal; Jordi Recasens (IFSA/EUSFLAT Conf., 2009)