Ortiz de Montellano, Bernardo & Gabriel Haslip Viera & Warren Barbour (1997). „They were NOT here before Columbus: Afrocentric hyper-diffusionism in the 1990s”. Ethnohistory (Duke University Press) 44 (2): 199–234. DOI:10.2307/483368. JSTOR483368.
Ortiz de Montellano, Bernardo & Gabriel Haslip Viera & Warren Barbour (1997). „They were NOT here before Columbus: Afrocentric hyper-diffusionism in the 1990s”. Ethnohistory (Duke University Press) 44 (2): 199–234. DOI:10.2307/483368. JSTOR483368.