@mastersthesis {,
	title = {Obsidian in the Aegean: A methodology for the study of Prehistoric Exchange},
	volume = {Ph.D.},
	year = {1981},
	pages = {466},
	school = {University of New Mexico},
	type = {Unpublished Ph.D. Dissertation},
	address = {Albuquerque},
	author = {Torrence, Robin}
}