Lei, Tingzhou, Zhiwei Wang, Yanhua Sun, Xinguang Shi, Xiaofeng He, and Jinling Zhu. “Grey Relational Analysis for the Production of Dimethyl Ether Syngas in a Biomass Pyrolysis Reactor”. Journal of Technology Innovations in Renewable Energy 2, no. 1 (February 28, 2013): 53–59. Accessed December 5, 2024. https://lifescienceglobalca.com/index.php/jtire/article/view/884.