Hazim M. Wali Al-Tameemi, “Fuzzy Metric Spaces Of The Two-Fold Fuzzy Algebra”, Neutrosophic Sets Syst., vol. 67, pp. 115–126, May 2024, Accessed: Jun. 30, 2025. [Online]. Available: https://fs.unm.edu/nss8/index.php/111/article/view/4435