1. Allix, P., Bumham, A., Fowler, T., Herron, M., & Symington, B. J. O. R. (2010). Coaxing Oil from Shale. Oilfield Review, 22, 4-15.
2. Cui, B. W., Chen, C. R., Lin, X. D., Zhao, Y., Cheng, X. Y., Zhang, Y. P., & Lu, G. Q. (2020) Characteristics and Distribution of Sweet Spots in Gulong Shale Oil Reserviors of Songliao Basin. Petroleum Geology & Oilfield Development in Daqing, 39, 11.
3. Unconventional oil and gas resource development – Let’s do it right
4. Microstructural characteristics of the Cretaceous Qingshankou Formation shale, Songliao Basin
5. Basic characteristics and evaluation of shale oil reservoirs