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Hutchinson, J. R.; Schwerda, D.; Famini, D. J.; Dale, R. H.; Fischer, M. S. & Kram, R. The locomotor kinematics of Asian and African elephants: changes with speed and size. Journal of Experimental Biology. 2006, 209 (19): 3812–27. PMID 16985198. doi:10.1242/jeb.02443.
Genin, J. J.; Willems, P. A.; Cavagna, G. A.; Lair, R. & Heglund, N. C. Biomechanics of locomotion in Asian elephants. Journal of Experimental Biology. 2010, 213 (5): 694–706. PMID 20154184. doi:10.1242/jeb.035436.