Pouwels, Randall L. "Eastern Africa and the Indian Ocean to 1800: Reviewing Relations in Historical Perspective." The International Journal of African Historical Studies, vol. 35, no. 2/3, 2002, pp. 385–425. JSTOR, https://doi.org/10.2307/3097619. Accessed 6 Aug. 2022.
Spear, Thomas. "Swahili History and Society to 1900: A Classified Bibliography." History in Africa, vol. 27, 2000, pp. 339–73. JSTOR, https://doi.org/10.2307/3172120. Accessed 6 Aug. 2022.
Chami, Felix A. "A Review of Swahili Archaeology." The African Archaeological Review, vol. 15, no. 3, 1998, pp. 199–218. JSTOR, http://www.jstor.org/stable/25130657. Accessed 6 Aug. 2022.