목록 A Theoretical Study to Derivate Equation for Factor of Safety against Basal Heave Stability during Circular Vertical Shaft Excavation Journal 31st KKHTCNN Symposium on Civil Engineering Author Kang, Seok-Jun, Hong, Eun-Soo, Cho, Gye-Chun, Hong, Chang-Ho Year 2018 Date 20181123