김성호 김정부 이두순 박석두 2018-11-15T07:42:11Z 2018-11-21T01:19:27Z 1996-04 C1996-05-01 http://repository.krei.re.kr/handle/2018.oak/13204 『조선 고대 관측기록 조사보고』 자료 Data on『A Research on Ancient Observation Data during Joseon Dynasty』 KREI 보고서 Kim, Jeongboo Lee, Doosoon Park, Seokdoo 9999-12-31 9999-12-31