NAIDU, J. T.; SANFORD, J. F. Some Comments On: A Historical Note On The Proof Of The Area Of A Circle. American Journal of Business Education (AJBE), [S. l.], v. 4, n. 12, p. 45–50, 2011. DOI: 10.19030/ajbe.v4i12.6613. Disponível em: https://clutejournals.com/index.php/AJBE/article/view/6613. Acesso em: 17 jul. 2024.