%0 Journal Article %T The impact of artisanal mining on rehabilitation efforts of abandoned mine shafts in Sutherland goldfield, South Africa %A Amponsah-Dacosta %A Francis %A Gitari %A Wilson M. %A Mhlongo %A Sphiwe E. %A Momoh %A Abuh %A Muzerengi %A Confidence %J Journal of Power and Energy Engineering 电力与能源 %D 2019 %R 10.4102/jamba.v11i2.688 %K Artisanal Gold Mining %K Abandoned Mine Shafts %K Sutherland Goldfield %K South Africa. %U http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S1996-14212019000200003&lng=en&nrm=iso&tlng=en