Ra, J., Chang, H., Kim, G., Yoo, S., and Choi, Y. (2018) Evaluation of Water-Tightness
Performance of Repair Materials by Using Resistance of Chloride Ion Penetration in
Concrete Sewage Pipe. KCI 2018 Fall Conference. 7-9 Nov. 2018. Pyeoungchang, Korea;
Korea Concrete Institute (KCI), 30 (2), 555-556.
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