MLA

Hong, Kairong. Shield Tunneling Technology In Hard-soft Uneven Stratum and Extremely-soft Stratum. Springer, 2021.

APA

Hong, K. (2021). Shield Tunneling Technology in Hard-Soft Uneven Stratum and Extremely-Soft Stratum. Springer.

Chicago

Hong, Kairong Shield Tunneling Technology In Hard-Soft Uneven Stratum and Extremely-Soft Stratum. : Springer, 2021.