Chen, Lei, et al. “Quantitative Characterization of Micropore Structure for Organic-Rich Lower Silurian Shale in the Upper Yangtze Platform, South China: Implications for Shale Gas Adsorption Capacity”. Advances in Geo-Energy Research, vol. 1, no. 2, Sept. 2017, pp. 112-23, https://www.sszhenjiu.com/index.php/2207-9963/article/view/18.