%0 Journal Article %T The use of unmanned aircraft system technology for highwall mapping at Isibonelo Colliery, South Africa %A Birch %A C. %A Katuruza %A M. %J Journal of Power and Energy Engineering 电力与能源 %D 2019 %R 10.17159/2411-9717/2019/v119n3a8 %K geological model %K highwall mapping %K coal mining %K unmanned aircraft systems %K UAS %K drone %K photogrammetry. %U http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S2225-62532019000300011&lng=en&nrm=iso&tlng=en