SELLÉS, Juan Fernando; MANNION, Mark. The Real Distinction between Spirit and Soul according to Leonardo Polo. Journal of Polian Studies, [S. l.], v. 5, n. 1, p. 99–129, 2022. Disponível em: https://journal.leonardopoloinstitute.org/index.php/jpols/article/view/7261. Acesso em: 28 sep. 2026.