SITARAMACHANDRARAO, R. Some Formulae of S. Ramanujan IV. The Journal of the Indian Mathematical Society, [S. l.], v. 57, n. 1-4, p. 95–99, 1991. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/21911. Acesso em: 4 may. 2024.