Chŏng-nyong Yi

• Chosŏnŏ hwangnyullon
• Chosŏnŏ munchʻeron
• Ŏnŏ saenghwallon
• Sanjŏng sujŏng
• Ugaki naikaku ryūsan ni kansuru ichi kōsatsu
• 조선어확률론