WILLMETT, J.; SUTCLIFFE, S. Issues in Accessing a Gurdjieffian Tradition: Lessons from a Study of Maurice Nicoll (1884-1953). Fieldwork in Religion, [S. l.], v. 11, n. 1, p. 76–90, 2016. DOI: 10.1558/firn.31888. Disponível em: https://journal.equinoxpub.com/FIR/article/view/13001. Acesso em: 27 oct. 2021.