https://www.atomicheritage.org/history/castle-bravo
https://www.atomicheritage.org/location/marshall-islands
https://www.brookings.edu/blog/up-front/2014/02/27/castle-bravo-the-largest-u-s-nuclear-explosion/
https://www.britannica.com/biography/Edward-Teller#ref100216
http://blog.nuclearsecrecy.com/2013/06/21/castle-bravo-revisited/
Description of Castle Bravo of the sun and symphony of thunder was found here: https://www.youtube.com/watch?v=Kb4rjAmUHUk&t=133s
https://www.ctbto.org/specials/testing-times/1-march-1954-castle-bravo/
https://www.other-news.info/2005/02/the-largest-nuclear-bomb-in-us-history-still-shakes-rongelap-atoll-and-its-displaced-people-50-years-later-beverly-deepe-keever/
 https://medium.com/war-is-boring/those-who-witnessed-castle-bravo-looked-into-armageddon-fa7610578413
https://www.armscontrol.org/act/2013_03/No-Promised-Land-The-Shared-Legacy-of-the-Castle-Bravo-Nuclear-Test%20
https://www.washingtonpost.com/local/he-saw-a-nuclear-blast-at-9-then-spent-his-life-opposing-nuclear-war-and-climate-change/2017/08/24/5b6d10e6-882e-11e7-a94f-3139abce39f5_story.html
https://newint.org/features/2016/12/01/bikini-was-just-the-beginning
https://en.wikipedia.org/wiki/Thermonuclear_weapon

Sources used for additional info:
https://www.khanacademy.org/humanities/us-history/postwarera/1950s-america/a/atomic-fears-and-the-arms-race

https://www.pbs.org/wnet/secrets/the-worlds-biggest-bomb-about-this-episode/846/