| 2015 | EUSFLAT | Fuzziness, Cognition and Cybernetics: a historical perspective. | Rudolf Seising, Marco Elio Tabacchi, Settimo Termini, Enric Trillas |
| 2015 | EUSFLAT | How I would like to foresee the future of theoretic fuzzy logic. | Enric Trillas |
| 2015 | EUSFLAT | A reflection on fuzzy "complements". | Enric Trillas, Adolfo Rodriguez de Soto |
| 2015 | EUSFLAT | Fuzziness, Cognition and Cybernetics: an outlook on future. | Enric Trillas, Settimo Termini, Marco Elio Tabacchi, Rudolf Seising |
| 2013 | EUSFLAT | Reasons for a careful design of fuzzy sets. | Enric Trillas, Claudio Moraga |
| 2013 | IFSA | Twenty years later: Remarks on a polemic. | Enric Trillas |
| 2012 | IPMU | Measures of Fuzziness under Different Uses of Fuzzy Sets. | Daniel Snchez, Enric Trillas |
| 2012 | IPMU | A Briefing on Fuzziness and Its Measuring. | Enric Trillas, Daniel Snchez |
| 2011 | EUSFLAT | Unended Reflections on Family Resemblance and Predicates Linguistic Migration. | Itziar Garca-Honrado, Enric Trillas |
| 2010 | IPMU | Fuzzy Probabilities: Tentative Discussions on the Mathematical Concepts. | Enric Trillas, Takhiko Nakama, Itziar Garca-Honrado |
| 2009 | EUSFLAT | Evaluating Premises, Partial Consequences and Partial Hypotheses. | Itziar Garca-Honrado, Enric Trillas, Sergio Guadarrama, Eloy Renedo |
| 2009 | EUSFLAT | A Computing with Words Path from Fuzzy Logic to Natural Language. | Claudio Moraga, Enric Trillas |
| 2009 | EUSFLAT | On Aristotle's NC and EM Principles in Three-valued Logics. | Enric Trillas, Claudio Moraga, Eloy Renedo |
| 2009 | EUSFLAT | On 'Family Resemblances' with Fuzzy Sets. | Enric Trillas, Claudio Moraga, Alejandro Sobrino |
| 2005 | EUSFLAT | Stability, Indistinguishability and Small Numbers. | Claudi Alsina, Enric Trillas |
| 2005 | EUSFLAT | On Iterative Boolean-Like Laws of Fuzzy Sets. | Claudi Alsina, Enric Trillas |
| 2005 | EUSFLAT | Aggregation and Non-Contradiction. | Ana Pradera, Enric Trillas |
| 2003 | EUSFLAT | Clarifying Elkan's theoretical result. | Ana Pradera, Enric Trillas, Claudio Moraga |
| 2001 | EUSFLAT | On the joint verification of Modus Ponens and Modus Tollens in fuzzy logic. | Enric Trillas, Claudi Alsina |
| 2000 | AISC | Additional Comments on Conjectures, Hypotheses, and Consequences in Orthocomplemented Lattices. | Angel Fernandez Pineda, Enric Trillas, Claudio Vaucheret |
| 1999 | EUSFLAT | On (S, N)-implications in fuzzy logic consistent with T-conjunctions. | Claudi Alsina, Enric Trillas |
| 1999 | EUSFLAT | On a similarity ratio. | Elena Castieira, Susana Cubillo, Enric Trillas |
| 1999 | EUSFLAT | On measuring -T-conditionality of fuzzy relations (Part II). | Luis Garmendia, Enric Trillas, Adela Salvador |
| 1999 | EUSFLAT | On the equivalence between distances and T-indistinguishabilities. | Enric Trillas, Elena Castieira, Ana Pradera |
| 1994 | IPMU | An Essay on Name and Extension of Rule-Given Properties. | Enric Trillas, Susana Cubillo, Adolfo R. de Soto |
| 1992 | IPMU | On Fuzzy Conditionals Generalising the Material Conditional. | Enric Trillas |