1. Bruce, W. E., & Koenning, T. H. (1987). Computer modeling of underground coal mine ventilation circuits: selection and application of airway resistance values. In J. Mutmansky (Ed.), Proceedings of the 3rd U.S. Mine Ventilation Symposium (pp. 519–525). Penn State University: University Park, PA
2. Brune, J. F., & Saki, S. A. (2017). Prevention of gob ignitions and explosions in longwall mining using dynamic seals. International Journal of Mining Science and Technology, 27, 999–1003.
3. Calizaya, F. & Stephens, M. (2006). Studies of leakage flow in the U.S. underground coal mines. In J. Mutmansky & R. Ramani (Eds.), Proceedings 12th United States/North American Mine Ventilation Symposium (pp. 599–606). Penn State University: University Park, PA
4. Chalmers, D. R. (2008). Sealing design. In 12th United States/North American Mine Ventilation Symposium, University of Nevada (pp. 219–223).
5. China Administration of Coal Mine Safety (CACMS) (2011). Chinese Coal Mine safety Regulations.