SINGH, U. B.; SINGH, S. N. Certain Basic Hypergeometric Identities. The Journal of the Indian Mathematical Society, [S. l.], v. 66, n. 1-4, p. 105–111, 1999. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/21961. Acesso em: 3 may. 2024.