See:
- Nizar Turshan, Matthew Cox: Ya amun Main Press From Roman to The End of Umayyad and Early Abbasid Periods in Northern Jordan, Mediterranean Archaeology and Archaeometry, Vol.15, No 3, (2015), pp.131-139 https://www.academia.edu/39945328/YAAMUN_MAIN_WINE_PRESS_FROM_ROMAN_TO_THE_END_OF_UMAYYAD_AND_EARLY_ABBASID_PERIODS_IN_NORTHERN_JORDAN