ROSEN, S. M. How Can We Signify Being? Semiotics and Topological Self-Signification. Cosmos and History: The Journal of Natural and Social Philosophy, [S. l.], v. 10, n. 2, p. 250–277, 2014. Disponível em: https://cosmosandhistory.org/index.php/journal/article/view/439. Acesso em: 17 jan. 2022.