“Querns and Mills During Roman Times at the Northern Frontier of the Roman Empire (Belgium, Northern France, Southern Netherlands, Western Germany): Unraveling Geological and Geographical Provenances, a Multidisciplinary Research Project”. Journal of Lithic Studies 3, no. 3 (October 31, 2016): 403–428. Accessed February 17, 2025. https://journals.ed.ac.uk/lithicstudies/article/view/1640.