Sŏ, Chŏng-bŏm

1926

• Hagwŏn pyŏlgok
• Ibagu pyŏlgok
• Kŭ saengmyŏng ŭi kohyang
• Munyŏ ŭi sarang iyagi
• Usŭgae pyŏlgok
• Ŭmun ŭi kugŏsachŏk yŏnʼgu