8Mclean B M, Baskaran K, Connor M A. The use of algal- bacterial biofilms to enhance nitrification rates in lagoons: experience under laboratory and pilot--scale condition [J]. Water Science &Technology, 2000,42(10-11) :187-194.
9Cromar N J, Fallowfield H J. Effect of nutrient loading and retention rime on performance of high rate algal ponds [J]. Journal of Applied Phycology, 2000,12(3-5): 331-339.
10Konig A, Pearson H W, Sliva S A. Ammonia toxicity to algal growth in waste stabilization ponds [ J ]. Water Science &Technology, 1987,19(12) :115- 122.
