dmz,gp,GOP 구조 등이 언급된 관련 언론 자료
http://news.mk.co.kr/newsRead.php?year=2014&no=920003
http://m.anpaknews.com/news/articleView.html?idxno=1369
https://news.joins.com/article/22594728
http://news.mk.co.kr/newsRead.php?year=2014&no=920003
http://m.anpaknews.com/news/articleView.html?idxno=1369
https://news.joins.com/article/22594728