Yun-jin Yi

1969

• Ilche ha yua poyuksa yŏnʼgu
• Pukhan it'al chumin yŏngyua chanyŏ yangyuk chiwŏn kanghwa pangan
• T'ongil e taebi han Pukhan ŭi yŏngyua yangyuk e kwanhan yŏn'gu