1. Bakewell, P. (1984). Miners of the Red Mountain: Indian Labor in Potosí, 1545-1650. University of New Mexico Press, Albuquerque.
2. Bakewell, P. (1997). Technological change in Potosí: the silver boom of the 1570s. In Bakewell, P. (ed.), Mines of Silver and Gold in the Americas, Variorum, Aldershot, pp. 57-77.
3. Barba, Alonso A. (1992 [1640] ). Arte de los metales en que se enseña el verdadero beneficio de los de oro y plata por azogue, el modo de fundirlos todos y cómo se han de refinar, y apartar unos de otros. CSIC, Madrid.
4. Bebbington, A. (1998). Sustaining the Andes? social capital and policies for rural regeneration in Bolivia. Mountain Research and Development 18:173-181.
5. Berthelot, J. (1986). The Extraction of precious metals at the time of the Inka. In Murra, J., Wachtel, N., and Revel, J. (eds.), Anthropological History of Andean Politics, Cambridge University Press, Cambridge, pp. 69-88.