Chŏng-ja Yi

• Kodae Chungguk chŏngsa ŭi Koguryŏ insik
• Hanguk siga ui anima yongu (Paengmun munye sinso)
• Hanʾguk siga ŭi anima yŏnʾgu
• Kichʻa yŏhaeng
• Munhak ŭi ihae
• Samak e p'in p'ullip ŭi norae
• Si wa sijo chʻangjangnon
• Yi Chŏng-ja ŭi sijo munhak yŏnʾguron
• 대화와화술