Efficiency comparison of biological aerated filter in the treatment of river sewage by using different kinds of fillers
JIAN Fangling, LI Qiong, ZHOU Xianhong, LIU Shengli
Ecology and Environment . 2009, (4): 1218 -1222 .  DOI: 10.16258/j.cnki.1674-5906(2009)04-1218-05