Bhimraj Basumatary and Nijwm Wary, “A Study on Neutrosophic Bitopological Group”, Neutrosophic Sets Syst., vol. 38, pp. 164–178, Dec. 2020, Accessed: Jun. 28, 2025. [Online]. Available: https://fs.unm.edu/nss8/index.php/111/article/view/4177