한국우주과학회:학술대회논문집(한국우주과학회보) (Bulletin of the Korean Space Science Society)
- 한국우주과학회 1998년도 한국우주과학회보 제7권1호
- /
- Pages.31-31
- /
- 1998
Astronomical Time-Keeping Instruments for a Automatic Striking Clepsydra Used in the Royal Observatory of KING SEJONG
-
Lee, Yong-Sam
(Chungbuk National University)
;
- Nam, Moon-Hyun (Research Center for the Korean History of Technology Kon-Kuk University)
- 발행 : 1998.10.01