TY - CPAPER T1 - Advanced techniques for the monitoring of pillar and excavation behaviour at a deep level massive mine T2 - Deep Mining 2019: Ninth International Conference on Deep and High Stress Mining AU - Andrews, PG AU - Rwodzi, L AU - Ekkerd, J AU - Ratshitaka, N ED - Joughin W A2 - Joughin W DA - 2019/06/24 PY - 2019 PB - The Southern African Institute of Mining and Metallurgy PP - Johannesburg CY - Johannesburg C1 - Johannesburg SP - 133 EP - 148 UR - https://papers.acg.uwa.edu.au/p/1952_11_Andrews/ ER - DO - 10.36487/ACG_rep/1952_11_Andrews