Tseng, S. K.S. K.TsengChang, C. C.C. C.ChangKao, G. L.G. L.Kao2009-05-182018-06-282009-05-182018-06-282000-11http://ntur.lib.ntu.edu.tw//handle/246246/157175en-USNitrate removal from water by autotrophic denitrification biofilterconference paper