Kukt'o Chiri Chŏngbowŏn (Korea)
National Geographic Information Institute (Korea)
Korea (South). Kukt'o Chiri Chŏngbowŏn
Korea (South). Kŏnsŏl Kyot'ongbu. Kukt'o Chiri Chŏngbowŏn
국토 지리 정보원 (Korea)
국토지리정보원 (Korea)
Korea (South). Ministry of Land, Infrastructure and Transport. National Geographic Information Institute
국토교통부 국토지리정보원(국토 교통부 국토 지리 정보원)