Kye-tʻaek O

• Chikchangindŭl ŭi kongjŏngsŏng insik pyŏnhwa e taehan yŏnʼgu
• Chikchangindŭl ŭi kongjŏngsŏng insik pyŏnhwa e taehan yŏnʼgu
• Chŏ sodŭk nodong sijang punsŏk