1. APHA, 1998. Standard Methods for the Examination of Water and Wastewater, 20th ed. American Public Health Association, American Water Works Association, and Water Environment Federation, Washington, DC.
2. Performance of a constructed wetland-vegetated strip system used for swine waste treatment;Cathcart,1994
3. Guidelines for design, construction, and operation of constructed wetlands for livestock wastewater treatment;Hammer,1994
4. Designing constructed wetland systems to treat agricultural nonpoint source pollution;Hammer;Ecol. Eng.,1992
5. Effects of the activity of heterotrophs on nitrification in a suspended-growth reactor;Hanaki;Water Res.,1990