PIYANUT. Possible Solutions of the Diophantine equation x2+ky2=z2. Progress in Applied Science and Technology, Thailand, v. 7, n. 2, p. 200–205, 2017. Disponível em: https://ph02.tci-thaijo.org/index.php/past/article/view/243075. Acesso em: 17 may. 2024.