N. N., “Necrologías 1950: Juan Francisco Yela Utrilla. Fray Gallus M. Manser, O.P”., Cienc. fe, vol. 6, nº 24, p. p. 108–109, fev. 2020, Acesso em: out. 03, 2026. Disponível em: https://revistas.bibdigital.uccor.edu.ar/index.php/CF/article/view/4738