The trade of the Indian Ocean, based on the monsoon winds allowing trade between [[China]], the [[Swahili Coast]], and India.
- [[2021-03-24 5 SFF Stories With Unconventional Economic Systems (DRAFT)#^2b004c]]
- [[The Civilizations of Africa by Christopher Ehret#ch06p249 Indian Ocean Trade The Swahili Factor 700-1100]]
- [[Early African Trade Centers]]
- [[Beyond the Blue Horizon by Brian Fagan#the interrelationship between architecture trade and climate]]