Frachetti M.D, Benecke N..  2009.  From Sheep To (Some) Horses: 4500 Years Of Herd Structure At The Pastoralist Settlement of Begash (southeastern Kazakhstan). Antiquity. 83(322):1023-1037.

Frachetti M.D, Mar?yashev A.N.  2007.  Long-term settlement, mobility, and landscape formation of Eastern Eurasian pastoralists from 2500 CAL B.C. Journal of Field Archaeology. 32(3):221-242.