1. Wang, H.Y., in: Resources and Development of New Energy in China, Acta Petrolei Sinica Vol. 30(3), pp.469-474 (2009). In Chinese.
2. Liu, D.X. & Wang, H.Y., in: Development Trend of Unconventional Gas Resources in China, Advanced Materials Research Vol. 616, pp.250-256. (2013).
3. Lei, Q., in: Status Analysis and Advices on Exploration and Development of Unconventional Hydrocarbon Resources, Natural Gas Industry Vol. 28(12), pp.7-10 (2008). In Chinese.
4. Yang, H., in: Sulige field in the Ordos Basin: Geological setting, field discovery and tight gas reservoirs, Marine and Petroleum Geology Vol. 25(4), pp.387-400 (2008).
5. Yang, H., in: Progress in Paleozoic coal-derived gas exploration in the Ordos Basin, West China, Petroleum Exploration and Development Vol. 41(2), pp.144-152 (2014). In Chinese.