Allen, John R., Bruce Riedel, Michael E. O’Hanlon, Vanda Felbab-Brown, Madiha Afzal (2020): “Around the halls: Brookings experts discuss the implications of the US-Taliban agreement The Brookings Institution”, https://www.brookings.edu/blog/order-from-chaos/2020/03/05/around-the-halls-brookings-experts-discuss-the-implicationsof-the-us-taliban-agreement/.
Blanc, Janet (2020): “Afghanistan’s Election Disputes Reflect Its Constitution’s Flaws”, https://carnegieendowment.org, https://carnegieendowment.org/2020/03/12/afghanistan-s-election-disputes-reflect-its-constitution-s-flaws-pub-81274.
Blinken, Anthony (2021): Secretary Antony J. Blinken at a Press. Availability, https://www.state.gov/secretary-antony-j-blinken-at-a-press-availability/.
Castro Ruz, Fidel (2001): Comparecencia del Presidente de la República de Cuba, Fidel Castro Ruz, en la Televisión Cubana, sobre la actual situación internacional, la crisis económica y mundial y la forma en que puede afectar a Cuba, 2 noviembre, http://www.cuba.cu/gobierno/discursos/ 2001/esp/ f021101e.html.
Chesnokov, Eduard (2016): “Geopolitical models, Mackinder, H. and N. Spikman in US foreign policy in the late XX-early XXI centuries”, 31 octubre, http://csef.ru. http://csef.ru/en/oborona-i-bezopasnost/340/geopoliticheskie-modeli-hmakkindera-i-nspikmena-vo-vneshnej-politike-ssha-v-koncze-xx-nachale-xxi-vv-7188.
Felbab-Brown, Vanda (2021): “U.S. Policy Toward Afghanistan: Consider the trade-off, including other policy areas”, Brookings Institution, https://www.brookings.edu/blog/order-from-chaos/2021/01/12/us-policy-toward-afghanistan-consider-the-trade-offs-including-with-other-policy-areas/.
Hagel, Chuck (2014): Hagel: Additional 1,000 US troops to stay in Afghanistan. Defense News, https://www.defensenews.com/global/asia-pacific/2014/12/06/hagel-additional-1000-us-troops-to-stay-in-afghanistan/.
Lead Inspector General For Overseas Contingency Operations (2018): Operation Freedom’s Sentinel Report To The United States Congress. US Department of Defense, https://media.defense.gov/2018/Dec/07/2002070074/-1/-1/1/FY2018_LIG_OCO_OFS%20SEPT2018.PDF.
Seldin, Jeff (2020): “Top US Commander Doubts Afghan Taliban Commitment to Peace”. Global Security, https://www.globalsecurity.org/military/library/news/2020/03/mil-200312-voa03.htm?_m=3n%252e002a%252e2817%252eeg0ao0644z%252e2lnz.
Special Inspector General for Afghanistan Reconstruction (2018): QUARTERLY REPORT TO THE UNITED STATES CONGRESS. SIGAR, https://www.sigar.mil/pdf/quarterlyreports/2018-10-30qr.pdf.
Special Inspector General for Afghanistan Reconstruction (2020): QUARTERLY REPORT TO THE UNITED STATES CONGRESS. SIGAR. https://www.sigar.mil/pdf/quarterlyreports/2020-10-30qr.pdf.
UNAMA (2020): “The situation in Afghanistan and its implications for international peace and security. Report of the Secretary-General”. United Nations Organization (9 diciembre), https://unama.unmissions.org/sites/default/files/sg_report_on_afghanistan_december_2020.pdf.
Whitlock Craig, Leslie Shapiro y Armand Emamdjomeh (2019):The Afghanistan Papers. A secret history of the war.
The Washington Post, December, 9, (https://www.washingtonpost.com/graphics/2019/investigations/afghanistan-papers/documents-database/).