APA-referens (7:e uppl.)

Li, X., Li, X., & Yang, C. (2022). A comparison study of face stability between the entering and exiting a shallow-buried tunnel with a front slope. Frontiers Media S.A.

Chicago-referens (17:e uppl.)

Li, Xinzhe, Xiulei Li, och Chao Yang. A Comparison Study of Face Stability Between the Entering and Exiting a Shallow-buried Tunnel with a Front Slope. Frontiers Media S.A, 2022.

MLA-referens (9:e uppl.)

Li, Xinzhe, et al. A Comparison Study of Face Stability Between the Entering and Exiting a Shallow-buried Tunnel with a Front Slope. Frontiers Media S.A, 2022.