https://media.defense.gov/2022/Oct/27/2003103845/-1/-1/1/2022-NATIONAL-DEFENSE-STRATEGY-NPR-MDR.PDF
https://rusi.org/sites/default/files/201905_op_which_rules_why_there_is_no_single_rules_based_international_system_web.pdf
https://www.sipri.org/sites/default/files/European-Union-weapons-mass-destruction.pdf
https://insightcrime.org/es/noticias/cese-fuego-eln-expira-amenaza-paz-total-colombia/