孙利中, 王. 赵. (2008). Controlling entry in soft rock with natural support strength, strikesill, etc. Journal of coal science & engineering, China, 14(2), 186-189. https://doi.org/10.1007/s12404-008-0038-9
Chicago Style (17th ed.) Citation孙利中, 王有俊 赵庆彪. "Controlling Entry in Soft Rock with Natural Support Strength, Strikesill, Etc." Journal of Coal Science & Engineering, China 14, no. 2 (2008): 186-189. https://doi.org/10.1007/s12404-008-0038-9.
MLA (9th ed.) Citation孙利中, 王有俊 赵庆彪. "Controlling Entry in Soft Rock with Natural Support Strength, Strikesill, Etc." Journal of Coal Science & Engineering, China, vol. 14, no. 2, 2008, pp. 186-189, https://doi.org/10.1007/s12404-008-0038-9.
Warning: These citations may not always be 100% accurate.