"Saddle, Lance and Stirrup"Archived 2012-08-23 at the Wayback Machine; for a concise argument for the common view, see Lynn White, Jr., Medieval Technology and Social Change, Oxford University Press, 1964, pp. 1–2.
Seaby, Wilfred A.; Woodfield, Paul (1980). "Viking Stirrups from England and their Background". Medieval Archaeology. 24: 90. doi:10.1080/00766097.1980.11735422.
Law, Robin (1976). "Horses, Firearms, and Political Power in Pre-Colonial West Africa, Past and Present". Past and Present. 72 (1): 112–132. doi:10.1093/past/72.1.112.
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web.archive.org
"Saddle, Lance and Stirrup"Archived 2012-08-23 at the Wayback Machine; for a concise argument for the common view, see Lynn White, Jr., Medieval Technology and Social Change, Oxford University Press, 1964, pp. 1–2.
