SIVARAMAN, D. R. . Number Triangles and Metallic Ratios. International Journal of Engineering and Computer Science, india, v. 10, n. 8, p. 25365–25369, 2021. DOI: 10.18535/ijecs/v10i8.4614. Disponível em: http://ijecs.in/index.php/ijecs/article/view/4614. Acesso em: 17 jun. 2024.