@article {, title = {Huayrachinas and Tocochimbos: Traditional Smelting Technology of the Southern Andes}, journal = {Latin American Antiquity}, volume = {16}, number = {1}, year = {2005}, note = {Bruce Owen says this perhaps describes smelter in Upper Colca at A03-843}, pages = {3-25}, author = {Van Buren, Mary, and Barbara H. Mills} }