CLEMENS, J. Had We But Worlds Enough, and Time, This Absolute, Philosopher... Cosmos and History: The Journal of Natural and Social Philosophy, [S. l.], v. 2, n. 1-2, p. 277–310, 2006. Disponível em: https://cosmosandhistory.org/index.php/journal/article/view/39. Acesso em: 27 nov. 2021.