Wang, Xiaoxia, Shuguang Lu, Zhaofu Qiu, and Weichi Ying. “Effectiveness of Waste Activated Sludge Solubilization Treated by Sonication, Thermal and Acid-Alkali Adjustment”. Asian Journal of Chemistry 26, no. 16 (August 4, 2014): 5186–5194. Accessed July 22, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_17_55.