The winds of change: an archaeometallurgical study of silver production in the Porcopotosí Region, Southern Bolivia AD 1500-2000 Claire Rebekah Cohen

https://www.academia.edu/553298/The_winds_of_change_an_archaeometallurgical_study_of_silver_production_in_the_Porcopotos%C3%AD_Region_Southern_Bolivia_AD_1500_2000