Fubin, Yin, Li Zifu, Mayiani Saino, and Dong Hongmin. 2017. “Performance of Alkaline Pretreatment on Pathogens Inactivation and Sludge Solubilization”. International Journal of Agricultural and Biological Engineering 10 (2):216-23. https://www.ijabe.org/index.php/ijabe/article/view/2600.