1. Pesticide occurrence in the waters of Júcar River, Spain from different farming landscapes
2. Introduction: Pesticides Use and Exposure, Extensive Worldwide
3. Alberta Agriculture and Rural Development. 2010. South Saskatchewan River Basin water supply study summary. http://www1.agric.gov.ab.ca/$Department/deptdocs.nsf/all/irr13053/$FILE/ssrb2010.pdf
4. Alberta Agriculture and Rural Development. 2014. Crop Protection 2014. Edmonton (AB): Information Management Division; 540 p.
5. Alberta Agriculture and Rural Development. 2015. Agriculture statistics factsheet. Agdex 853. Edmonton, (AB): Canada Economics and Competitiveness Division, Alberta Agriculture and Forestry; 2 p.