Committee for Human Rights in North Korea

[February 26, 2013]. （原始内容存档于2021-03-08）.  North Korea’s Camp No. 25 (PDF). U.S. Committee for Human Rights in North Korea & Digital Globe Analytics. February

朝鮮民主主義人民共和國人權 朝鮮民主主義人民共和國集中營 Committee for Human Rights in North Korea: Satellite Imagery of the North Korean Gulag: Kwan-li-so No. 18 Bukchang

227) (PDF). The Committee for Human Rights in North Korea. [September 14, 2012]. （原始内容存档 (PDF)于2015-03-13）.  One Free Korea: Camp 12 – Chon­gori camp

黃海北道勝湖郡（승호구역），已消失 27號營 - 天摩集中營 - 平安北道天摩郡（천마군），已消失 U.S. Committee for Human Rights in North Korea 互联网档案馆的存檔，存档日期2009-06-12. 脱北者眼里的北韓集中营. 网易探索. 2012-06-02

Crimes against Humanity in North Korea’s Vast Prison System (p. 106 - 107) (PDF). The Committee for Human Rights in North Korea. [April 12, 2012]. （原始内容