Study on nitrogen removal performance and microbial community structure succession under the condition of anaerobic sludge and low carbon sourceJiabin Wang, Tianhang Li, Kang Xie, Cong Yu, Xiaoyu Wang and Zeya WangE3S Web Conf., 53 (2018) 03049DOI: https://doi.org/10.1051/e3sconf/20185303049