Rujukan WikiPedia: Stesen Isu http://terms.naver.com/entry.nhn?docId=1528127&cid... http://dmzap1.seoulmetro.co.kr/station/eng/station... //tools.wmflabs.org/geohack/geohack.php?pagename=S... https://web.archive.org/web/20171030215933/http://...