1. APHA, 1998. Standard methods for the examination of water and wastewater, 20th ed. American Public Health Association/American water works Association/Water environment federation, Washington DC, USA.
2. Biofilm structure and kinetics;Bishop;Water Sci. Technol.,1997
3. Transformation of xenobiotics in biofilms;Bouwer,1989
4. Aerobic degradation of the azo dye Acid Red 151 in a sequencing batch biofilter;Buitron;Bioresour. Technol.,2004
5. Biofilms: a basis for an interdisciplinary approach;Characklis,1990