طاحونة مائية - المعرفة
Reynolds, Terry S. Stronger Than a Hundred Men: A History of the Vertical Water Wheel. (Johns Hopkins University Press 1983). ISBN 0-8018-7248-0. Ritti, Tullia; Grewe, Klaus; Kessener, Paul (2007), "A Relief of a Water-powered Stone Saw Mill on a Sarcophagus at Hierapolis and its Implications", Journal of Roman Archaeology 20: 138–163