Willmett, John, and Steven Sutcliffe. “Issues in Accessing a Gurdjieffian Tradition: Lessons from a Study of Maurice Nicoll (1884-1953)”. Fieldwork in Religion 11, no. 1 (November 7, 2016): 76–90. Accessed April 6, 2025. https://journal.equinoxpub.com/FIR/article/view/13001.