Implementation of an environmental management plan for a pilot mine in the mining district of San Pedro frio. In the municipality os Santa Rosa del Sur. Agreement; a foundation for environmental action by the state mining company workers union (sintraminercol). An environment management manual environmental aspects of the use of mercury and cyanide in gold mining
- Santa Rosa del Sur Foundation for Environmental Action 2004
- 18 páginas Ilustraciones, mapas 22*14 centímetros