Ambrústolo, Pablo. “Black Obsidian Procurement Strategies and Circulation Along the Northern Coast of the Santa Cruz Province (Argentine Patagonia): Human Mobility and Interaction”. Journal of Lithic Studies 7, no. 2 (September 15, 2020): 17 p. Accessed April 19, 2024. http://journals.ed.ac.uk/lithicstudies/article/view/5227.