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Investigating the influence of excavating a tunnel undercrossing an existing tunnel at zero distance
- Qiang Xu,
- Shengxiang Lei,
- Yongquan Zhu,
- Zhichun Liu,
- Zhenbo Zhang,
- Dapeng Wang,
- Kaimeng Ma,
- Xiaodong Liu
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- Published: April 16, 2024
- https://doi.org/10.1371/journal.pone.0301428