1. Agriculture Food Rural Development;Alberta Agriculture, Food and Rural Development,1987
2. Directive 058: oilfield waste management requirements for the upstream petroleum industry;Alberta Energy Resources Conservation Board,1996
3. Directive 050: drilling waste management;Alberta Energy Resources Conservation Board,2012
4. The Ministry of Energy Annual Report (2012–2013);Alberta Ministry of Energy,2013
5. A review of the fate of potassium in the soil-plant system after land application of wastewaters;Arienzo;J. Hazard. Mater.,2009