Tekuri, Chalapathi, Sajana Shaik, and Smarandache Florentin. “Neutrosophic Quadratic Residues and Non-Residues”. Neutrosophic Sets and Systems 46 (November 1, 2021): 356–371. Accessed May 4, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/1964.