3Masuda S, Watanable Y and Ishiguro M. Bio - film properties and simultaneous nitrification and denitrification in aerobic rotating biological contactors[J]. Wat Sci Tech, 1991, 23:1355 - 1363.
4Elisabeth V Munch, et al. Simultaneous nitrification and denitrification in bench- scale sequencing batch reactor[J]. Wat Res, 1996,30(2): 289 - 293.
5Hyungseok Yoo, Kyu- Hong Ahn. Nitrogen removal from synthetic wastewater by simultaneous nitrification and denitrification via nitrite in an intermittently -aertes reactor[J]. Wat Res, 1999, 33(1):145 - 154.
6Lesley A Robertson. Simultaneous nitrification and denitrification in aerobic chemostat cultures of thiosphaera pantotropha[J]. Applied and Environmental Microbiology, 1998, 54 ( 11 ): 2812 - 2818.
