1. Alluvium. (2017). 2016 Audit of the Sydney Drinking Water Catchment. https://www.parliament.nsw.gov.au/lc/papers/DBAssets/tabledpaper/WebAttachments/71475/Sydney%20Catchment%20Audit%20Vol%201.pdf . Accessed 18 Oct 2017.
2. National Water Quality Management Strategy Paper No. 4;ANZECC (Australian and New Zealand Environment and Conservation Council) and ARMCANZ (Agriculture and Resource Management Council of Australia and New Zealand),2000
3. APHA (American Public Health Association). (1998). Standard methods for the examination of water and wastewater (20th ed.). Washington, DC: American Public Health Association.
4. Australian Government. (2016). Department of Industry, Innovation and Science. Australia’s major export commodities, coal. Fact sheet https://industry.gov.au/resource/Mining/AustralianMineralCommodities/Documents/Australias-major-export-commodities-coal-fact-sheet.pdf . Accessed 18 Oct 2017.
5. Banks, D., Younger, P. L., Arnesen, R.-T., Iversen, E. R., & Banks, S. B. (1997). Mine-water chemistry: the good, the bad and the ugly. Environmental Geology, 32, 157–174.