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Byeongsik Ko, Seung-Yob Lee, | 대한기계학회 | 2005 ,
3
Byeongsik Ko, | 대한기계학회 | 2004 ,
4
Sherwin A. Guirnaldo, Keigo Watanabe, Kiyotaka Iz, | The Korean Institute of Electrical Eng. | 2004 ,
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Kwi Hee Bae, | Korean Association for Public Admin. | 2005 ,
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Sougata Roy John W. Fisher, | The Korean Society of Steel Structures | 2005 ,