Tišmurnu was an Assyrian trade agency- warbatum.
See:
- Gojko Barjamovic, ‘Kültepe after Kaneš,’ in F. Kulakoglu and C. Michel (eds) Proceedings of the 1st Kültepe International Meeting. (Kültepe International Meetings 1, Subartu 35). Brepols: Turnhout. pp. 241-267
- Joost Blasweiler, The cities Turmitta and Wahšušana along the banks of the Kizilirmak? in: The kingdom of Purušhanda and its relations with the kings of Mari and Kanesh in the 18th century BCE, Arnhem 2019