The Bulgarian obsidian: myth or reality? The view of geologicts and archaeologists.

von Kunov, Angel
Veröffentlicht in The humanized mineral World. Towards social and symbolic evaluation of prehistoric technologies in South Eastern Europe. Proceedings of the ESF workshop, Sofia, 3-6 September 2003.
Liège : Université de Liège, 2003.
Umfang/Format: 71-76 : Abb.