Ruirui, L., Xia, R., Na, D., Zhang, Y., Zhidan, L., & Haifeng, L. (2017). Application of zeolite adsorption and biological anaerobic digestion technology on hydrothermal liquefaction wastewater. International Journal of Agricultural and Biological Engineering, 10(1), 163–168. https://doi.org/10.25165/ijabe.v10i1.2704