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WikiPedia: Nghèo_đói_ở_Bắc_Triều_Tiên //doi.org/10.1057%2Fs41599-020-0417-4 //doi.org/10.1080%2F13563460902826005 http://clok.uclan.ac.uk/10518/1/Hazel%20Smith%20ma... https://www.bbc.com/news/world-asia-59144712 https://books.google.com/books?id=3Z3a0NU4RHMC&pg=... https://books.google.com/books?id=6Rx8Q_cxqvkC&pg=... https://books.google.com/books?id=eumKBAAAQBAJ&pg=... https://www.hrw.org/sites/default/files/reports/no... https://api.semanticscholar.org/CorpusID:154813368 https://resources.unsdsn.org/global-profile-of-ext...