Zobrazeno 1 - 1
of 1
pro vyhledávání: '"Edmundo Marcelo Calderón-Viveros"'
Publikováno v:
FIGEMPA, Vol 17, Iss 1, Pp 43-58 (2024)
In Ecuador, Artisanal and Small-Scale Mining, MAPE, is an activity of national relevance. Historically there are three provinces with great potential and mining tradition, which are: El Oro, Zamora Chinchipe and Azuay. In this sense, in the province
Externí odkaz:
https://doaj.org/article/4ed39c258b8047e08a337045d3edc740
