Department of National Health and Welfare report about the phsyical processes of fallout
Department of National Defence
Atomic (Nuclear) Warfare - Effects of Radiation from an Atomic Bomb (Radioactive Fallout, Radiation Exposure), RG24-F-1, acc. 1983-84-167, vol. 7508, file DRBS-1600-3 vol. 2, LAC.
Department of National Defence, “Physical processes of fallout,” Canada Declassified, accessed December 12, 2019, https://declassified.library.utoronto.ca/items/show/4513.