Ki-sŏp Yi

• 19-segi Chosŏn Ch'ŏnjugyo wa chaerae chonggyo ŭi chohwa
• Chosŏn Minjujuŭi Inmin Konghwaguk pŏmnyul chedo
• Chuchʻe ŭi nodongpŏp iron
• Sahoejuŭijŏk minjujuŭi