Che-yŏng Chŏng

• Chayurhyŏng saripko unyŏng mohyŏng kaesŏn pangan yŏn'gu
• Che 4-ch'a sanŏp hyŏngmyŏng sidae ŭi Han'guk kyoyuk ŭi chŏnmang kwa kwaje
• Nyu ik'willibŭriŏm
• Tijit'ŏl sidae wa 4-ch'a sanŏp hyŏngmyŏng e taebi han kyoyuk ŭi sidae