Sánchez, O. ., Moyano, J. M., Sánchez, L. ., & Alcala-Fdez, J. . (2017). Mining association rules in R using the package RKEEL. 1-6. https://doi.org/10.1109/FUZZ-IEEE.2017.8015572 (Original work published 2025)
Casillas, J. ., & Sánchez, L. . (2006). Knowledge Extraction from Fuzzy Data for Estimating Consumer Behavior Models. 164-170. https://doi.org/10.1109/FUZZY.2006.1681710 (Original work published 2025)