Li, Kunjie, et al. “Characterization of Marine-Terrigenous Transitional Taiyuan Formation Shale Reservoirs in Hedong Coal Field, China”. Advances in Geo-Energy Research, vol. 2, no. 1, Feb. 2018, pp. 72-85, https://www.astp-agr.com/index.php/2207-9963/article/view/32.