V. S. . Subha and P. . Dhanalakshmi, “Some operations on rough bipolar interval neutrosophic sets”, Neutrosophic Sets Syst., vol. 45, pp. 261–267, Oct. 2021, Accessed: Apr. 26, 2025. [Online]. Available: https://fs.unm.edu/nss8/index.php/111/article/view/1787