González, M.; Ruiz, D.; Torrens, J.. , "Opening and Closing Operators in Fuzzy Morphology Using Conjunctive Uninorms", IPMU'2004 Posters. Italia, 2004. Artículo.
Mayor, G.; Suñer, J.; Torrens, J.. , "Discrete copulas and Sklar's Theorem", Proceedings of the Tenth International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems. Italia, 2004. Capítulo de libro.
M. Mas, M. Monserrat, J. Torrens. , "Copulas and quasi-copulas in a class of aggregation functions.", Proceedings of the Congress IPMU-2004. Italia, 2004. Artículo.
Ruiz, D.; Torrens, J.. , "Conditional Distributivity for a Uninorm and a Continuous t-conorm", Proceeedings of IPMU'2004. Italia, 2004. Artículo.