RAMANUJAN, S. Squaring the Circle. The Journal of the Indian Mathematical Society, [S. l.], v. 5, n. 4, p. 132–132, 1913. DOI: 10.18311/jims/1913/17732. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/17732. Acesso em: 2 may. 2024.