See:
- S. Yücel Şenyurt, Ovaören-Göstesin Geç Hitit/Luwi Hiyeroglif Yazıtı - http://www.academia.edu/2257882/Ova%C3%B6ren-G%C3%B6stesin_Ge%C3%A7_Hitit_Luwi_Hiyeroglif_Yaz%C4%B1t%C4%B1
- https://www.hittitemonuments.com/gostesin/
See:
Late Hittite - Luwian Hieroglyph. Ovaören-Göstesin.
Sivasa Inscription.
Bronze Ages graves.Topak Höyük.