Technology Assessment To Reduce Mercury Use In Small Scale Gold Mining In Zaruma And Portovelo, Ecuador

Date
1997
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Citation
Vallejo, A. (1997). Technology Assessment To Reduce Mercury Use In Small Scale Gold Mining In Zaruma And Portovelo, Ecuador (Unpublished report). University of Calgary, Calgary, AB.
URI
http://hdl.handle.net/1880/109823
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