1. Dagdelem K (2005) Slope stability: advances in pit slope monitoring and management systems. Eng Min J :20–24
2. Hearn GJ (1995) Landslide and erosion hazard mapping at Ok Tedi copper mine, Papua New Guinea. Q J Eng Geol Hydrogeol 28:47–60
3. Itiogen P (2007) Bultem village landslide assessment report, SMEC PNG Ltd Project J0382, dated 11 May 2007, 27 p and Appendices 1 to 4
4. Little TN, Cortes JP, Baczynski NR (1999) Risk-based slope design and optimization study for the Ok Tedi copper-gold mine: volumes 1 to 8. Internal report, Ok Tedi Mining Limited, Technical Services Department: Geotechnical Engineering Section
5. Read JRL, Maconochie AP (1992) The Vancouver ridge landslide, Ok Tedi mine, Papua New Guinea. In: Bell DH (ed) Proceedings of 6th international symposium on landslides. Christchurch, New Zealand, Balkema, Rotterdam, pp 1317–1321