Yang, Yong-Liang, Zeng-Hua Li, Yi-Bo Tang, Huai-Jun Ji, and Zhen Liu. “Soluble Organic Matter Affecting Low-Temperature Oxidation of Coal With Different Ranks”. Asian Journal of Chemistry 26, no. 8 (April 16, 2014): 2487–2492. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_9_67.