ZACCARO, A.; PENAZZI, G. Neurophysiological Model of Altered States of Consciousness Induced by Breathing Techniques. Cosmos and History: The Journal of Natural and Social Philosophy, [S. l.], v. 15, n. 2, p. 200–209, 2019. Disponível em: https://cosmosandhistory.org/index.php/journal/article/view/787. Acesso em: 29 nov. 2021.