Yin, Dongxue, Dongdong Chen, Jiajun Qin, Baozhong Wang, Wei Liu, and Yingxian Wang. 2024. “Progress of Biogas Upgrading Based on Citespace Visual Analysis”. BioResources 20 (1):588-600. https://ojs.bioresources.com/index.php/BRJ/article/view/23562.