Mineralogy and geochemistry of Roman wares produced at Sagalassos and their possible clay sources - Degryse, Patrick ca. 20./21. Jh; Degeest, Roland ca. 20./21. Jh; Poblome, Jeroen ca. 20./21. Jh; Viaene, Willy 1940-2000; Ottenburgs, R.; Kucha, H.; Waelkens, Marc 1948-2021 (2000)