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Kug Kwan Chang (Korea) Yunping Xi (USA), Y. S. Ro, | 국제구조공학회(TECNO-PRESS) | 2006 ,
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Rajesh P. Dhakal (New Zealand), Tso-Chien Pan (Si, | 국제구조공학회(TECNO-PRESS) | 2006 ,
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US Department of Education [, ]