Wan-jae Yi

1941

• Chʻogi kaehwa sasang yŏnʾgu
• Hanʼguksa e pichʻun "Sŏngnam chiyŏk " ŭi yŏksa
• Hanʾguk kŭndae chʻogi kaehwa sasang ŭi yŏnʾgu
• Pak Kyu-su yŏnʾgu
• Sillok Hyoryŏng Taegun iltaegi