van Aswegen, G 2005, 'Routine Seismic Hazard Assessment in Some South African Mines', in Y Potvin & M Hudyma (eds), RaSiM6: Proceedings of the Sixth International Symposium on Rockburst and Seismicity in Mines Proceedings, Australian Centre for Geomechanics, Perth, pp. 437-444, https://doi.org/10.36487/ACG_repo/574_45
(https://papers.acg.uwa.edu.au/p/574_45_van Aswegen/)