RIZVI, S. H. Epistles of the Brethren of Purity. On Arithmetic and geometry: An Arabic Critical Edition and English Translation of EPISTLES 1 & 2 By Nader El-Bizri, ed. and trans. (Oxford, NY: Oxford University Press in association with the Institute of Ismaili Studies, 2012. 400 pages.). American Journal of Islam and Society, USA, v. 31, n. 1, p. 116–120, 2014. DOI: 10.35632/ajis.v31i1.1027. Disponível em: https://mail.ajis.org/index.php/ajiss/article/view/1027. Acesso em: 5 jul. 2024.