APA (7th ed.) Citation

Tan, Y., Song, S., Zhang, X., & Liu, X. Safety evaluation method of bottom coal thickness in thick coal seam roadway. Nature Portfolio.

Chicago Style (17th ed.) Citation

Tan, Yunliang, Shilin Song, Xiufeng Zhang, and Xuesheng Liu. Safety Evaluation Method of Bottom Coal Thickness in Thick Coal Seam Roadway. Nature Portfolio.

MLA (9th ed.) Citation

Tan, Yunliang, et al. Safety Evaluation Method of Bottom Coal Thickness in Thick Coal Seam Roadway. Nature Portfolio.