한국IT서비스학회지, v.11, no.s, pp.177 - 189, 2012
Ocean Science Journal, v.47, no.3, pp.261 - 277, 2012
OCEAN SCIENCE JOURNAL, v.47, no.3, pp.247 - 259, 2012
OCEAN SCIENCE JOURNAL, v.47, no.3, pp.223 - 233, 2012
Ocean Science Journal, v.47, no.3, pp.287 - 311, 2012