If It All Falls DownEspañol

Sources

If It All Falls Down

Official guidance

FEMA (U.S. federal interagency committee), Planning Guidance for Response to a Nuclear Detonation (3rd ed.)
Tercera edición, mayo de 2022 (revisión del 12 de junio de 2023: solo cambia el nombre de la oficina) · public-domain
Ready.gov (FEMA, U.S. Department of Homeland Security), Radiation Emergencies
página web vigente en 2026 · public-domain
U.S. Centers for Disease Control and Prevention (CDC), Potassium Iodide (KI)
página web del 30 de enero de 2025 · public-domain
World Health Organization (WHO), Use of potassium iodide for thyroid protection during nuclear or radiological emergencies (Q&A)
página web vigente en 2026 · copyrighted · consulted; copyrighted text, not reproduced
World Health Organization (WHO), Radiation and health (Q&A)
página web vigente en 2026 · copyrighted · consulted; copyrighted text, not reproduced
World Health Organization (WHO), Radiation and health (Q&A, Spanish)
versión en español de la OMS, vigente en 2026 · copyrighted · consulted; copyrighted text, not reproduced
Ready.gov (FEMA, U.S. Department of Homeland Security), Coping with Disaster
página web, última actualización 10/03/2026 · public-domain
Ready.gov (FEMA, U.S. Department of Homeland Security), Coping with Disaster (Spanish)
versión en español, última actualización 08/07/2025 · public-domain
WHO, War Trauma Foundation and World Vision International, Psychological first aid: Guide for field workers
Ginebra, OMS, 2011 (ISBN 978 92 4 154820 5) · copyrighted · consulted; copyrighted text, not reproduced
WHO, War Trauma Foundation and World Vision International, Psychological first aid: Guide for field workers (Spanish)
Ginebra, OMS, 2012 (ISBN 978 92 4 354820 3) · copyrighted · consulted; copyrighted text, not reproduced
World Health Organization (WHO), Mental health in emergencies (fact sheet)
nota descriptiva del 6 de mayo de 2025 · copyrighted · consulted; copyrighted text, not reproduced
World Health Organization (WHO), Mental health in emergencies (fact sheet, Spanish)
versión en español de la OMS, vigente en 2026 · copyrighted · consulted; copyrighted text, not reproduced
WHO Department of Mental Health and Substance Use, Mental health and psychosocial considerations during the COVID-19 outbreak
18 de marzo de 2020 (WHO/2019-nCoV/MentalHealth/2020.1) · copyrighted · consulted; copyrighted text, not reproduced
WHO Department of Mental Health and Substance Use (PAHO Spanish version), Mental health and psychosocial considerations during the COVID-19 outbreak (Spanish)
versión en español de la OPS, 12 de marzo de 2020 · copyrighted · consulted; copyrighted text, not reproduced
INAH Civil Protection Office (Mexico), Family Civil Protection Plan (leaflet)
folleto sin fecha, publicado en mener.inah.gob.mx · copyrighted · consulted; copyrighted text, not reproduced
CENAPRED (Mexico's National Center for Disaster Prevention), Prepare Your Family Civil Protection Plan (leaflet)
3.ª reimpresión de la 1.ª edición, abril de 2012; versión electrónica 2021 (ISBN 978-970-821-009-6) · copyrighted · consulted; copyrighted text, not reproduced
Ready.gov (FEMA, U.S. Department of Homeland Security), Make A Plan
página web, última actualización 09/01/2026 · public-domain
FEMA (U.S. federal government), Create Your Family Emergency Communication Plan (FEMA P-1094)
FEMA P-1094, julio de 2018 · public-domain
FCC (U.S. Federal Communications Commission), Tips for Communicating in an Emergency
guía en fcc.gov (copia del 19/09/2026) · public-domain
CENAPRED (Mexico's National Center for Disaster Prevention), Family Civil Protection Plan (pocket version)
plegable de 2019 · copyrighted · consulted; copyrighted text, not reproduced
Ready.gov (FEMA, U.S. Department of Homeland Security), Build A Kit
página web, última actualización 07/01/2026 · public-domain
Ready.gov (FEMA, U.S. Department of Homeland Security), Food
página web, última actualización 03/12/2026 · public-domain
U.S. Centers for Disease Control and Prevention (CDC), How to Create an Emergency Water Supply
página web del 27 de junio de 2025 · public-domain
CENAPRED (Mexico's National Center for Disaster Prevention), Emergency backpack (pocket version)
plegable del CENAPRED (Coordinación Nacional de Protección Civil, SSPC) · copyrighted · consulted; copyrighted text, not reproduced
CENAPRED (Mexico's National Center for Disaster Prevention), Emergency backpack: get it ready! (gob.mx article)
artículo del 6 de julio de 2018 · copyrighted · consulted; copyrighted text, not reproduced
CENAPRED (Mexico's National Center for Disaster Prevention), Prepare an emergency backpack for the whole family (gob.mx article)
artículo del 2 de mayo de 2017 · copyrighted · consulted; copyrighted text, not reproduced
CENAPRED (Mexico's National Center for Disaster Prevention), How does the earthquake alert work? (gob.mx article)
artículo del 9 de septiembre de 2026 · copyrighted · consulted; copyrighted text, not reproduced
Mexico's Digital Transformation and Telecommunications Agency (ATDT), Phone alert activated during the National Drill (gob.mx statement)
comunicado del Simulacro Nacional 2025 · copyrighted · consulted; copyrighted text, not reproduced
CIRES (Mexico's Center for Seismic Instrumentation and Registry), Mexican Seismic Alert System (SASMEX)
página web del SASMEX (© 2005-2026) · copyrighted · consulted; copyrighted text, not reproduced
Ready.gov (FEMA, U.S. Department of Homeland Security), Emergency Alerts
página web, última actualización 05/27/2026 · public-domain
FCC (U.S. Federal Communications Commission), Wireless Emergency Alerts (WEA)
guía al consumidor, revisada el 25 de septiembre de 2025 · public-domain
U.S. National Weather Service (NWS, NOAA), NOAA Weather Radio All Hazards
página web weather.gov/nwr · public-domain
SENAPRED (Chile's National Disaster Prevention and Response Service), SAE tests
página web de 2026 · copyrighted · consulted; copyrighted text, not reproduced
SUBTEL (Chile's Undersecretariat of Telecommunications), Emergency Alert System to be mandatory for all phones and mobile networks
nota de prensa del 23 de junio de 2016 · copyrighted · consulted; copyrighted text, not reproduced

Technical reference

Samuel Glasstone and Philip J. Dolan (eds.), The Effects of Nuclear Weapons (3rd ed.)
U.S. Department of Defense y Energy Research and Development Administration, Washington, 1977 · public-domain
Office of Technology Assessment, U.S. Congress, The Effects of Nuclear War
Washington, mayo de 1979 (versión HTML de atomicarchive.com) · public-domain

Historical document

Manhattan Engineer District, U.S. Army, The Atomic Bombings of Hiroshima and Nagasaki
1946 (Project Gutenberg, eBook #685) · public-domain

The history of philosophy, idea by idea

Ancient testimony

Aristóteles, Metaphysics (tr. Hugh Tredennick)
Loeb Classical Library, Londres/Cambridge MA, 1933-35 (texto digital de Perseus) · cc-by-sa
Aristóteles, Metaphysics (tr. Patricio de Azcárate)
Obras de Aristóteles, Madrid, 1875 (OCR de archive.org, item MetafisicadeAristoteles) · public-domain
Aristóteles, On the Soul (De anima) (tr. R. D. Hicks)
Aristotle, De Anima, Cambridge University Press, 1907 (OCR de archive.org) · public-domain
Aristóteles, On the Heavens (De caelo) (tr. J. L. Stocks)
The Works of Aristotle, Oxford, Clarendon Press, 1922 (Wikisource) · public-domain
Aristóteles, Politics (tr. H. Rackham)
Loeb Classical Library, 1944 (texto digital de Perseus) · cc-by-sa
Heródoto, The Histories (tr. A. D. Godley)
Loeb Classical Library, 1920 (texto digital de Perseus) · cc-by-sa
Heródoto, The Histories (tr. Bartolomé Pou)
Traducción del s. XVIII (Wikisource) · public-domain
Diógenes Laercio, Lives of Eminent Philosophers (tr. R. D. Hicks)
Loeb Classical Library, 1925 (texto digital de Perseus) · cc-by-sa
Diógenes Laercio, Lives of Eminent Philosophers (tr. José Ortiz y Sanz)
Madrid, Imprenta Real, 1792 (Wikisource) · public-domain
Platón, Theaetetus (tr. Harold North Fowler)
Loeb Classical Library, 1921 (texto digital de Perseus) · cc-by-sa

Study

John Burnet, Early Greek Philosophy
3.ª ed., Londres, A. & C. Black, 1920 (Wikisource) · public-domain

Reference work

Encyclopædia Britannica (11.ª ed.), Thales of Miletus (Encyclopædia Britannica, 11th ed.)
Encyclopædia Britannica, 11.ª ed., 1911 (Wikisource) · public-domain
Patricia O'Grady, Thales of Miletus (Internet Encyclopedia of Philosophy)
Internet Encyclopedia of Philosophy · copyrighted · consulted; copyrighted text, not reproduced