M. . Khan, M. . Gulistan, N. . Hassan, and A. M. . Nasruddin, “Air Pollution Model using Neutrosophic Cubic Einstein Averaging Operators”, Neutrosophic Sets Syst., vol. 32, pp. 372–389, Mar. 2020, Accessed: Jun. 14, 2025. [Online]. Available: https://fs.unm.edu/nss8/index.php/111/article/view/388