Tang, Yibo, Zenghua Li, Jerry C. Tien, Dongjuan Ma, and Yongliang Yang. “Model Compounds Used in Research of Coal Conversion and Utilization: A Review”. Asian Journal of Chemistry 26, no. 19 (September 18, 2014): 6303–6308. Accessed July 17, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_20_1.