%0 Journal Article %T The Southern African Institute Of Mining And Metallurgy - Annual report for the year ended 30 June 2019 %J Journal of Power and Energy Engineering 电力与能源 %D 2019 %R 10.17159/2411-9717/2019/vl19n9a3 %U http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S2225-62532019000900004&lng=en&nrm=iso&tlng=en