Chŏng-hwan Chʻoe

• Koryŏ chŏngchʻi chedo wa nokpongje yŏnʾgu
• Koryŏ Chosŏn sidae nokpongje yŏnʾgu
• Koryŏ-Chosŏn chŏnʾgi chungin yŏnʾgu
• Saero pon Koryŏ chŏngchʻi chedo yŏnʼgu
• Yŏkchu "Koryŏsa" paekkwanji
• 日本近世史의自立