^한국지명총람 17권 [Compendium of Korean Geographical Names, Volume 17] (PDF) (in Korean). Vol. 17. Korean Language Society. p. 111. Retrieved 2019-09-07.
^Sin, Seonmin (2019-07-31). "[취재후] "'우리 땅' 함박도에 북한군 주둔"?…빌미 준 정부" [[After the coverage] "North Korean troops stationed on Hambak Island, 'our land'"?... The government gave an excuse]. KBS (in Korean). Retrieved 2019-09-02.
^Gang, Jonggu (2019-09-02). "'북한 땅' 서해 함박도…행정구역상 1978년 강화군에 등록" [Hambak Island in the West Sea, 'North Korea land'… Registered in Ganghwa-gun in 1978 in terms of administrative district]. Yonhap (in Korean). Retrieved 2019-09-07.