Ho-chʻŏl Chʻoe

1957

• Hagwi nonmun ŭi kugŏ ŭimi yŏnʼgu kyŏnghyang
• Kugŏ munpŏp kyogwasŏ yŏnʼgu
• Oegugin ŭi Hanʾgugŏ yŏnʾgu