Wang, Dongdong, Qiang Mao, Guoqi Dong, Shipeng Yang, Dawei Lv, and Lusheng Yin. “The Genetic Mechanism of Inertinite in the Middle Jurassic Inertinite-Rich Coal Seams of the Southern Ordos Basin”. Journal of Geological Research 1, no. 3 (March 8, 2020): 1–15. Accessed May 15, 2024. https://journals.bilpubgroup.com/index.php/jgr-a/article/view/1404.