Lightfoot, Dale R. "Qanats in the Levant: Hydraulic Technology at the Periphery of Early Empires." Technology and Culture 38/2 (April 1997): 432-451.

Lightfoot, Dale R. "Qanats in the Levant: Hydraulic Technology at the Periphery of Early Empires." Technology and Culture 38/2 (April 1997): 432-451.