1. BP Company. BP Statistical Review of World Energy. London, (2019).
2. Jixian Yang, Yingqing He, Xiuyun Zhang, et al. Energy development trend and the coal enterprises`s countermeasures in China under the background of low-carbon economy, China Min. Maga. 19 (2010) 54-57.
3. C. Song. Project planning and practical exploration of science and technology cloud, for clean coal technology, Institute of high energy physics, Chinese Academy of Sciences, Beijing, (2013).
4. Y.N. Zhang, P. Chen, S.Y. Liu, et al. Effects of feedstock characteristics on microwave-assisted pyrolysis—A review. Bioresource Technol. 230 (2017) 143-151.
5. J. Zhou, L. Wu, K. Liang, et al. Status quo of applied microwave technique to pyrolysis process of coal. Mater. Rep. 33 (2019) 191-197.