OTISK, M. The Four Elements and Their Characteristics according to the Schema in the Early Medieval Anonymous Fragment De Quattuor Elementis. Cosmos and History: The Journal of Natural and Social Philosophy, [S. l.], v. 17, n. 3, p. 462–500, 2021. Disponível em: http://cosmosandhistory.org/index.php/journal/article/view/973. Acesso em: 20 may. 2024.