Rita Tittanegro, G. “The Time of Spirituality: DOI: 10.15343/0104-7809.200731.2.3”. O Mundo Da Saúde, vol. 31, no. 2, Apr. 2007, pp. 167-73, https://revistamundodasaude.emnuvens.com.br/mundodasaude/article/view/891.