Castillo-Rodríguez, S. (2012). "La última selva de España: Antropófagos, misioneros y guardias civiles. Crónica de la conquista de los Fang de la Guinea Española, 1914–1930". Journal of Spanish Cultural Studies. 13 (3): 315. doi:10.1080/14636204.2013.790703.
Clarence-Smith, William Gervase (1986) "Spanish Equatorial Guinea, 1898–1940" in The Cambridge History of Africa: From 1905 to 1940 Ed. J. D. Fage, A. D. Roberts, & Roland Anthony Oliver. Cambridge: Cambridge University Press Diarsipkan 20 February 2014 di Wayback Machine.
Clarence-Smith, William Gervase (1986) "Spanish Equatorial Guinea, 1898–1940" in The Cambridge History of Africa: From 1905 to 1940 Ed. J. D. Fage, A. D. Roberts, & Roland Anthony Oliver. Cambridge: Cambridge University Press Diarsipkan 20 February 2014 di Wayback Machine.