FILSON, G. Mind: "the Power of the Human Spirit". The Journal of Bahá’í Studies, Ottawa, Ontario, Canada, v. 32, n. 3-4, p. 9–53, 2023. DOI: 10.31581/jbs-32.3-4.337(2022). Disponível em: https://journal.bahaistudies.ca/online/article/view/337. Acesso em: 12 may. 2024.