THONGMOO, M.; PUTJUSO, S. .; NUNTIGRANGJANA, T. . The non-negative integer solutions of Diophantine equation 15^x + 51^y = z^2. Journal of Science and Science Education (JSSE), [S. l.], v. 4, n. 2, p. 172–177, 2021. Disponível em: https://so04.tci-thaijo.org/index.php/JSSE/article/view/254507. Acesso em: 7 apr. 2025.