APA (7th ed.) Citation

Li, J., Zhang, Y., Yang, C., Liu, J., Zhou, Y., & Li, C. The study of mechanical properties and fracture evolution of coal-rock masses under hard roof-soft floor conditions. Nature Portfolio.

Chicago Style (17th ed.) Citation

Li, Jiajun, Yin Zhang, Chenchen Yang, Jiaqi Liu, Yu Zhou, and Chunlin Li. The Study of Mechanical Properties and Fracture Evolution of Coal-rock Masses Under Hard Roof-soft Floor Conditions. Nature Portfolio.

MLA (9th ed.) Citation

Li, Jiajun, et al. The Study of Mechanical Properties and Fracture Evolution of Coal-rock Masses Under Hard Roof-soft Floor Conditions. Nature Portfolio.