[1]
A. Castro Esnal, C. Pérez de Micou, and C. R. Stern, “Obsidian circulation in Chubut, central Patagonia, Argentina: use of extra regional raw materials as a sign of mobility and interaction between hunter gatherers groups”, Rev. Mus. Arqueol. Etnol., no. 21, pp. 93–102, Dec. 2011, doi: 10.11606/issn.2448-1750.revmae.2011.89963.