BAI, J. Numbers: Harmonic Ratios and Beauty in Augustinian Musical Cosmology. Cosmos and History: The Journal of Natural and Social Philosophy, [S. l.], v. 13, n. 3, p. 192–217, 2017. Disponível em: https://cosmosandhistory.org/index.php/journal/article/view/642. Acesso em: 1 dec. 2021.