Cai, Yuhang, Asad A. Zaidi, Peiqi Sun, Yue Shi, Kun Zhang, and Aqiang Lin. 2020. “Effect of Volume Loading Rate and C N on Ship Domestic Sewage Treatment by Two Membrane Bioreactors”. Periodica Polytechnica Chemical Engineering 64 (3):328-39. https://doi.org/10.3311/PPch.14672.