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jstor.org
Ehret، Christopher (2001). "Bantu Expansions: Re-Envisioning a Central Problem of Early African History". The International Journal of African Historical Studies. ج. 34 ع. 1: 5–41. DOI:10.2307/3097285. ISSN:0361-7882. JSTOR:3097285.
nih.gov
ncbi.nlm.nih.gov
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Ehret، Christopher (2001). "Bantu Expansions: Re-Envisioning a Central Problem of Early African History". The International Journal of African Historical Studies. ج. 34 ع. 1: 5–41. DOI:10.2307/3097285. ISSN:0361-7882. JSTOR:3097285.