Mining Industry Journal
Issue 1 [02 - 2015], Year XXIX
Issue 6 [12 - 2015] Year XXIX
Issue 5 [10 - 2015] Year XXIX
Issue 4 [08 - 2015] Year XXIX
Issue 3 [06 - 2015] Year XXIX
Issue 2 [04 - 2015] Year XXIX
Issue 1 [02 - 2015] Year XXIX