Dokdo Research Division, Korea Ocean Research and Development Institute, 695-1, Hujung-ri, Jukbyeon-myun, Uljin-gun, Gyeongbuk, Uljin, 767-813, Korea, Republic of
East Sea Environment Research Department, Korea Ocean Research and Development Institute, 695-1, Hujung-ri, Jukbyeon-myun, Uljin-gun, Gyeongbuk, Uljin, 767-813, Korea, Republic of ;
East Sea Research Institute, Korea Ocean Research and Development Institute, 695- 1, Hujung-ri, Jukbyeon-myun, Uljin-gun, Gyeongbuk, Uljin, 767-813, Korea, Republic of ;
Department of Earth Science Education, Seoul National University, San 56-1, Shinlim, Kwanak, Seoul, 151-742, Korea, Republic of ;
Engineering Geophysics Group, Korea Institute of Geoscience and Mineral Resources, 92 Kwahakro, Yusung, Daejeon, 305-350, Korea, Republic of ;
Department of Earth Science Education, Seoul National University, San 56-1, Shinlim, Kwanak, Seoul, 151-742, Korea, Republic of ;