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- 홍콩-인천 자매 서식지 교류 및 학습 프로그램 (영어 원문기사) Hong Kong-Incheon Sister Site Exchange and Learning Programme - Eaaflyway (재단 번역기사) 홍콩-인천 자매
- BBC News, Satellite view of North Korea nuclear site - Monday, 23 July 2007, Satellite view of North Korea nuclear site North Korea shut down its main nuclear reactor at Yongbyon from the International Atomic Energy Agency (IAEA) were in North Korea to confirm the shutdown of the site