“Gate of the Earth”
See:
- James G. Macqueen, The Hittites: And Their Contemporaries in Asia Minor, rev. eds., London, Thames and Hudson 1986, pp. diffr.
- Jürgen Seeher, Chronology in Hattuta: New Approaches to an Old Problem, in: Mielke, Schoop, Seeher (ed.), Structuring and Dating in Hittite Archaeology. BYZAS 4 (2006), pp. 197-213
