The resources below are books, articles, and other media that are useful references for aspects of this topic. When they are complete, each reference will be described and tagged. See here for an example of a more or less complete entry.
Burr, William. "Newly Declassified Documents on Advance Presidential Authorization of Nuclear Weapons Use." National Security Archive, August 30, 1998. https://nsarchive2.gwu.edu//news/predelegation2/predel2.htm.
Burr, William. "Consultation is Presidential Business": Secret Understandings on the Use of Nuclear Weapons, 1950-1974. Electronic Briefing Book No. 159. Washington, D.C.: National Security Archive, 2005. https://nsarchive2.gwu.edu/NSAEBB/NSAEBB159/.
Burr, William. U.S. Presidents and the Nuclear Taboo. Briefing Book #611. Washington, D.C.: National Security Archive, 2017. https://nsarchive.gwu.edu/briefing-book/nuclear-vault/2017-11-30/us-presidents-nuclear-taboo.
Burr, William. Presidential Control of Nuclear Weapons: The "Football." Briefing Book #632. Washington, D.C.: National Security Archive, 2018. https://nsarchive.gwu.edu/briefing-book/nuclear-vault/2018-07-09/presidential-control-nuclear-weapons-football.
Burr, William. U.S. Nuclear War Plan Option Sought Destruction of China and Soviet Union as “Viable” Societies. Briefing Book #638. Washington, D.C.: National Security Archive, 2018. https://nsarchive.gwu.edu/briefing-book/nuclear-vault/2018-08-15/us-nuclear-war-plan-option-sought-destruction-china-soviet-union-viable-societies.