Guo, Yanan, Xin Pan, Qingjiao Zhu, Jingjing Ma, and Qingjie Guo. “Effect of Biomass-Based Catalyst in Walnut Shell/Polypropylene to BTX”. Fine Chemical Engineering 3, no. 1 (November 19, 2021): 11–28. Accessed March 29, 2024. https://ojs.wiserpub.com/index.php/FCE/article/view/1057.