Amos 2001, p. 308. Amos, Alcione M. (). „Afro-Brazilians in Togo: The Case of the Olympio Family, 1882–1945”. Cahiers d'Études Africaines. 41 (162): 293–314. doi:10.4000/etudesafricaines.88. JSTOR4393131.(necesită abonare)
Mazuri 1968, p. 57. Mazuri, Ali A. (). „Thoughts on Assassination in Africa”. Political Science Quarterly. 83 (1): 40–58. JSTOR2147402.(necesită abonare)
Amos 2001, p. 308. Amos, Alcione M. (). „Afro-Brazilians in Togo: The Case of the Olympio Family, 1882–1945”. Cahiers d'Études Africaines. 41 (162): 293–314. doi:10.4000/etudesafricaines.88. JSTOR4393131.(necesită abonare)
Mazuri 1968, pp. 40–41. Mazuri, Ali A. (). „Thoughts on Assassination in Africa”. Political Science Quarterly. 83 (1): 40–58. JSTOR2147402.(necesită abonare)
Mazuri 1968, p. 56. Mazuri, Ali A. (). „Thoughts on Assassination in Africa”. Political Science Quarterly. 83 (1): 40–58. JSTOR2147402.(necesită abonare)