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Zhou, Jun, Weizhong Xu, Jonathan W. C. Wong, Xiaoyu Yong, Binghua Yan, Xueying Zhang, and Honghua Jia. "Ultrasonic and Thermal Pretreatments On Anaerobic Digestion of Petrochemical Sludge: Dewaterability and Degradation of PAHs." PLoS One 2015.

Zhou, Jun, et al. "Ultrasonic and Thermal Pretreatments On Anaerobic Digestion of Petrochemical Sludge: Dewaterability and Degradation of PAHs." PLoS One 2015.