See:
- https://www.hittitemonuments.com/kurtul/
- John David Hawkins: Corpus of hieroglyphic Luwian inscriptions. Vol 1. Inscriptions of the Iron Age. Part 1: Text: Introduction, Karatepe, Karkamiš, Tell Ahmar, Maraş, Malatya, Commagene. de Gruyter, Berlin 2000, p.272
- http://digitalcollections.library.ku.edu.tr/cdm/ref/collection/GHC/id/1567
