Sŏgang Taehakkyo. Kyŏngje Kyŏngyong Munje Yŏnʼguso

• Hanʼguk ŭi sahoe pojang yŏnʼgŭm chedo ŭi tʻadangsŏng yŏnʼgu
• Sŏlbi kŭmyung chedo ŭi kaesŏn pangan e kwanhan yŏnʼgu