Yong-il Cho

• Ilban nollihak kwa chohwa nollihak
• Karatʻani Kojin kwa Hanʼguk munhak
• Param kil (Tonghak siinson)
• Pʻyŏngsan-gun Koji-myŏn uri kohyang ŭi naeryŏk
• Tonghak chohwa sasang yŏnʼgu
• Tonghak chohwa sasang yŏnʾgu