Aube B.. Innovations in the Design of the MacLeod High-Density Sludge (HDS) Treatment Plant. Presented at the 2019 workshop.
Hedin R.S.. Successful Passive Treatment of Coal Mine Drainage, a 2010 Update. Presented at the 2010 workshop.
- Passive Treatment of Coal Mine Drainage (Bureau of Mines Information Circular 9389, 1994)
- Iron Removal by a Passive System Treating Alkaline Coal (Mine Drainage, Mine Water Environment, 2008, volume 27, pages 200-209)
Skruch D., A. Boyer, S. Barabash and R.V. Nicholson. When is Water Treatment Not Forever? Exploring the Actual Availability of Sulphide and Carbonate Mineral Contents in Acid Generating Rock. Presented at the 2019 workshop.