MLA

Zhang, and Xin Huang. Proceedings of Geoshanghai 2018 International Conference: Tunnelling and Underground Construction. Springer Singapore, 2018.

APA

Zhang, Z., & Huang, X. (2018). Proceedings of GeoShanghai 2018 International Conference: Tunnelling and Underground Construction. Springer Singapore.

Chicago

Zhang, and Xin Huang. Proceedings of Geoshanghai 2018 International Conference: Tunnelling and Underground Construction. : Springer Singapore, 2018.