BAER, W. On the Necessity of Including the Observer in Physical Theory. Cosmos and History: The Journal of Natural and Social Philosophy, [S. l.], v. 11, n. 2, p. 160–174, 2015. Disponível em: https://cosmosandhistory.org/index.php/journal/article/view/492. Acesso em: 19 apr. 2024.