The Uşaklı Höyük Tablet unearthed in area C of the tell, contains the Hittite cuneiform cultic text dates to the XIV-XIII centuries BC.
See:
- Stefania Mazzon, Preistoria e protostoria delle civiltà antiche - Prehistory and protohistory of ancient civilizations, Origini - XXXIV 2012, Gangemi Editore spa, pp. 401f
- http://www.kulturvarliklari.gov.tr/TR,139819/usakli-hoyukten-3-bin-yillik-tablet.html