소개글
Author: Kim Young-Soo, Kim Jihun, Song Je Heon, Cho Myung, Yang Ho-Soon, Lee Joohyung, Kim Ho-Sang, Lee Kyoung-Don, Ahn Hyo-Sung, Park Won Hyun
Publish: Journal of Astronomy and Space Sciences Volume 31, Issue4, p341~346, 15 Dec 2014