Libraries
  National Digital Science Library http://www.ndsl.or.kr/
  National Digital Library http://www.dlibrary.go.kr/
  Korea Knowledge Portal http://www.knowledge.go.kr/
  The National Library of Korea http://www.nl.go.kr/
  National Assembly Library http://www.nanet.go.kr/
  Institute Knowledge Inventory System http://ikis.re.kr/
  Korean Educational Development Institute Digital Library http://askkedi.kedi.re.kr/
  Korea Education & Research Informaton Service http://www.riss4u.net
  Korea Institute of Science and Technology Information http://yeskisti.net