Cita APA (7a ed.)

Ma, X., He, M., Sun, X., Li, J., He, G., & Zhen, E. (2021). Study of Gob-Side Entry Retaining Technology with Roof Cutting under Upper Roadway Condition. Hindawi Limited.

Cita Chicago Style (17a ed.)

Ma, Xingen, Manchao He, Xuewei Sun, Jianfeng Li, Gang He, y Enze Zhen. Study of Gob-Side Entry Retaining Technology with Roof Cutting Under Upper Roadway Condition. Hindawi Limited, 2021.

Cita MLA (8a ed.)

Ma, Xingen, et al. Study of Gob-Side Entry Retaining Technology with Roof Cutting Under Upper Roadway Condition. Hindawi Limited, 2021.