Kŭn-yŏng Yi

• Chosŏnŏ
• Chosŏnŏ iron munpŏp
• Hanʾguk kyŏngje ŭi sŏngjang kwa palchŏn
• Kŭdŭl ŭn kurhaji anatta
• Kugŏ pyŏndong kyuchʻik ŭi yŏksajŏk pyŏnchʻŏn
• Kŭmnyung sodŭk wŏnchʻŏn chingsu annae