http://www.theguardian.com/world/2015/dec/27/north-koreas-co... with the discussion here: https://news.ycombinator.com/item?id=10797927 and here: https://www.reddit.com/r/linux/comments/3yeuqy/north_koreas_...
http://europe.newsweek.com/north-korea-politics-computer-ope... with the discussion on reddit: https://www.reddit.com/r/linux/comments/3ygd3l/north_koreas_...
http://motherboard.vice.com/read/inside-north-koreas-totalit...
and one more http://recode.net/2015/12/27/north-koreas-version-of-linux-s...