D. F. Malan

The mapping of blast-induced deformations in deep gold mines by digital photogrammetry

E. Siebrits, J. L. Smit, H. Ruther, 1997 .

Strapping of pillars with cables to enhance pillar stability

D. F. Malan, L. R. Alejano, J. Arzúa, 2017 .