1. Alsina, C., Trillas, E., García-Honrado, I.: On the coincidence of conditional functions. In: Proceedings of NAFIPS 2010, Toronto, Canada (2010) 978-1-4244-7858-6/10
2. Birkhoff, G.: Lattice Theory. American Mathematical Society Colloquium Publications (1967)
3. Castro, J.L., Trillas, E.: Sobre preordenes y operadores de consecuencias de Tarski. Theoria 4(11), 419–425 (1989) (in Spanish)
4. Moraga, C., Trillas, E., Triviño, G.: Weighting the support conjectures inherit from premises. Accepted in IEEE Transactions on Fuzzy Systems, doi:10.1109/TFUZZ.2014.2336677
5. STUDFUZZ;E.H. Mamdani,2011