TY - CPAPER T1 - Work conducted in preparation for partial extraction of X41 shaft pillar at Mount Isa Mines T2 - Design Methods 2015: International Seminar on Design Methods in Underground Mining AU - Potgieter, GS ED - Potvin, Y A2 - Potvin, Y DA - 2015/11/17 PY - 2015 PB - Australian Centre for Geomechanics PP - Perth CY - Perth C1 - Perth SP - 273 EP - 290 UR - https://papers.acg.uwa.edu.au/p/1511_15_Potgieter/ ER - DO - 10.36487/ACG_rep/1511_15_Potgieter