Avery, John Scales:
Targeting Civilians. 
U.S. Cold War Nuclear Target Lists Declassified for First
Time
According to 1956 Plan, H-Bombs were to be Used Against Priority
"Air Power" Targets in the Soviet Union, China, and Eastern
Europe
Major Cities in Soviet Bloc, Including East Berlin, Were High
Priorities in "Systematic Destruction" for Atomic Bombings
Plans to Target People ("Population") Violated International Legal
Norms
SAC Wanted a 60 Megaton Bomb, Equivalent to over 4,000 Hiroshima
Atomic Weapons
National Security Archive Electronic Briefing Book No. 538. / :
Edited by William Burr, 2015.