Subasree R, BasariKodi K, Saeid Jafari, and Subramanian K. “Heptagonal Neutrosophic Quotient Mappings”. Neutrosophic Sets and Systems 73 (September 10, 2024): 35–44. Accessed April 25, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/5010.