APA (7th ed.) Citation

Gu, S., Jiang, B., Pan, Y., & Liu, Z. Bending Moment Characteristics of Hard Roof before First Breaking of Roof Beam Considering Coal Seam Hardening. Wiley.

Chicago Style (17th ed.) Citation

Gu, Shitan, Bangyou Jiang, Yue Pan, and Zheng Liu. Bending Moment Characteristics of Hard Roof Before First Breaking of Roof Beam Considering Coal Seam Hardening. Wiley.

MLA (9th ed.) Citation

Gu, Shitan, et al. Bending Moment Characteristics of Hard Roof Before First Breaking of Roof Beam Considering Coal Seam Hardening. Wiley.