Gaya APA

Zhan, Z. et al (2018). Discrete Element Analysis of the Excavation Disturbance of Cross-River Twin-Tunnels on the Surroundings . Singapore: Springer.

Gaya MLA

Zhan, Zhihua.. et al. "Discrete Element Analysis of the Excavation Disturbance of Cross-River Twin-Tunnels on the Surroundings". Singapore: Springer, 2018. Text.