MURRAY, Christopher. To Maurice Harmon, 5 October 2017. ABEI Journal, São Paulo, Brasil, v. 19, p. 151–156, 2017. DOI: 10.37389/abei.v19i1.3512. Disponível em: https://revistas.usp.br/abei/article/view/179597. Acesso em: 4 sep. 2026.