1. Blong, R. J. 1981. Stability analyses of Chim shale mudslides, Papua New Guinea. ln: Erosion and Sediment Transport in Pacific Rim Steeplands. IAHS Publication 132, Christchurch, 42–66.
2. Blong, R. J. 1991. The Magnitude and Frequency of Large Landslides in the Ok Tedi Catchment. Confidential report to Ok Tedi Mining Limited. Macquarie Park Research, NSW, Australia.
3. Blong, R. J. & Hearn, G. J. 1991. The Vancouver Rock Avalanche, August 22nd, 1989. Confidential report to Ok Tedi Mining Limited, Macquarie Park Research, NSW, Australia and Scott Wilson Kirkpatrick, Basingstoke.
4. Blong, R. J. & Humphries, G. S. 1990. 1:10,000 Geomorphological Mapping for the Multidisciplinary Geotechnical Study. Confidential report to Ok Tedi Mining Limited, Macquarie Park Research, NSW, Australia.
5. Byrne, G. M., Ghiyandiwe, M. M. & James, P. M. 1978. Ok Tedi Landslide Study. Geological Survey of Papua New Guinea, Report 78/3.