Korea (South). Nongchʻon Chinhŭngchʻŏng. Chʻuksan Yŏnʼguso

• Chʻuksan kisul yŏnʼgu chung-changgi kyehoek, 2005 - 2015
• Chʻuksan kisul yŏnʼgu chungjanggi kyehoek, 2005 - 2015
• Hanu yŏnʼgu 50-yŏn