KHATRI, C. G.; VAIDYA, A. M. On Integers which are Ratios of Two Triangular Numbers. The Journal of the Indian Mathematical Society, [S. l.], v. 35, n. 1-4, p. 205–215, 1971. DOI: 10.18311/jims/1971/16730. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/16730. Acesso em: 30 apr. 2024.