Hu, R., Wu, J., Zhai, X., Shi, W., & Huang, K. Structural Characteristics of Regenerated Roof and Distribution Law of Overburden Porosity in Downward Mining of a Bifurcated Coal Seam. Wiley.
Chicago Style (17th ed.) CitationHu, Ru, Jiwen Wu, Xiaorong Zhai, Wenbao Shi, and Kai Huang. Structural Characteristics of Regenerated Roof and Distribution Law of Overburden Porosity in Downward Mining of a Bifurcated Coal Seam. Wiley.
MLA (9th ed.) CitationHu, Ru, et al. Structural Characteristics of Regenerated Roof and Distribution Law of Overburden Porosity in Downward Mining of a Bifurcated Coal Seam. Wiley.
Warning: These citations may not always be 100% accurate.