1. Katestone Environmental, NSW Coal Mining Benchmarking Study: International Best Practice Measures to Prevent And/or Minimise Emissions of Particulate Matter from Coal Mining, Office of Environment and Heritage, Parramatta, Australia, 2011, KE1006953.
2. International Mining, IPCC innovation [online], 2009. Available at http://www.infomine.com/publications/docs/InternationalMining/IMJune2009f.pdf (accessed 19 Feb 2016).