Na, Il-song |
The 1395 planisphere Cheongsang yeolcha bunya-ji-do and two earlier star maps in Korea / Nha Il-Seong and Sarah L. Nha. |
In: Highlighting the history of astronomy in the Asia-Pacific region. p. 199-207 |
Na, Il-song |
A new museum of astronomy in Korea / Nha Il-Seong |
In: History of Oriental astronomy. p. 203-207 |
Oriental astronomy from Guo Shoujing to King Sejong : proceedings of an international conference, Seoul, Korea, 6-11 October 1993 / edited by Nha I.-S., F. Richard Stephenson |
Seoul : Yonsei university press, c1997. |
Na, Il-song |
The possible interpretation of a mural in a sixth century Koguryo tumuls as an AD 555 Solar eclipse record / Nha Il-Seong and Sarah L. Nha. |
In: Highlighting the history of astronomy in the Asia-Pacific region. p. 45-52 |
Na, Il-song |
Refined revivals of Guo Shoujing's instruments and the invented instruments made for king Sejong's royal observatory / Nha Il-Seong |
In: Oriental astronomy from Guo Shoujing to King Sejong. p. 199-220 |
Na, Il-song |
Three star maps : results of the impact of western astronomy on Korean tradition in the 18th century / Nha Il-Seong |
In: History of Oriental astronomy. p. 45-57 |
Na, Il-song |
Two historical observatories before Galileo / Il-Seon Nha and Sarah L. Nha. |
In: Astronomy and its instruments before and after Galileo. p. 111-126 |