MLA

Liu, Xianbin. Proceedings of 2021 China-europe International Conference On Pipelines and Trenchless Technology. Singapore: Springer, 2022.

APA

Liu, X. (2022). Proceedings of 2021 China-Europe International Conference on Pipelines and Trenchless Technology. Singapore: Springer.

Chicago

Liu, Xianbin. Proceedings of 2021 China-Europe International Conference On Pipelines and Trenchless Technology. Singapore: Springer, 2022.