According to the archives of Hattusa, Zippalanda was an important place of worship of the god of the storm.
Maciej Popko suggests Alaca Hoyuk as Zippalanda.
See:
- Sharon R. Steadman, Gregory McMahon, Jennifer C. Ross, Marica Cassis, Jeffrey D. Geyer, Benjamin Arbuckle, and Madelynn von Baeyer: , The 2009 and 2012 Seasons of Excavation at Çadır Höyük on the Anatolian North Central Plateau in: Anatolica 2013, vol. XXXIX, pp. 113–67 - https://www.academia.edu/4818591
- https://www.slideshare.net/rlg2/cadir-hoyuk-ancient-zippalanda
- Maciej Popko: Zippalanda and Ankuwa 0nce more. in: Journal American Oriental Society. 120/3, 2000,pp. 445–448.
- Ronald L. Gorny Kuşakli Höyük in Sivas Province - Ronald L. Gorny: Besprechung von Zippalanda: Ein Kultzentrum im hethitischen Kleinasien.in: Journal of the American Oriental Society. 117/3, 1997, S. 549–557
- Lisa Kealhofer at all., Patterns of Iron Age interaction in central Anatolia in: Anatolian Studies 2010, vol. 60 , pp. 71 − 92 - http://www.une.edu.au/__data/assets/pdf_file/0017/23444/kealhofer-et-al-2010.pdf