Yakubovich 2020, pp. 221–237. Yakubovich, Ilya (2020). "Hittite". A Companion to Ancient Near Eastern Languages. Hoboken: John Wiley & Sons. pp. 221–237. ISBN9781119193296.
van den Hout, Theo, (2020). A History of Hittite Literacy: Writing and Reading in Late Bronze-Age Anatolia (1650–1200 BC), Published online: 18 December 2020, Print publication: 07 January 2021, "Introduction": "...The hero of this book is literacy, writing and reading, in the Hittite kingdom in ancient Anatolia, or modern-day Turkey, from roughly 1650 to 1200 BC, give or take several years or perhaps even a decade or two..."
Beckman, Gary (2011). S.R. Steadman; G. McMahon (eds.). "The Hittite Language: Recovery and Grammatical Sketch". The Oxford Handbook of Ancient Anatolia 10,000-323 B.C.E.: 518–519. hdl:2027.42/86652.