Hongjun, G., J. Ming, Z. Kun, W. Huiqin, and L. Aoxiang. “Research and Application of Technology of Gobside Entry Retaining by Roof Cutting Pressure Relief in Jiaozishan Coal Mine”. Journal of Mines, Metals and Fuels, vol. 66, no. 3, Oct. 2022, pp. 176-82, https://informaticsjournals.com/index.php/jmmf/article/view/31680.