Yu, Hyŏn-jŏng (Researcher of North Korean studies)

• Chungguk ŭi nongch'on t'oji chedo ŭi han'gye wa kaesŏn panghyang
• Hu Chintao sigi Chungguk ŭi tae Asean (ASEAN) anbo chŏngch'aek kwa hyanghu chŏnmang
• Pukhan ŭi taeoe kyŏngje kwallyŏn pŏmkyu chŏngbi p'yŏngka