Reniere, S.; De Clercq, W.; Dreesen, R.; Goemaere, E.; Fronteau, G.; Gluhak, T.; Hartoch, E.; Picavet, P. 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. JLS 2016, 3, 403-428.