1. Brain M. How Nuclear Power Works. Available at: https://science.howstuffworks.com/nuclear-power.htm.
2. Nucelar Energy Institute. Available at: http://www.nei.org/Knowledge-Center/Nuclear-Statistics/World-Statistics.
3. Nuclear Accident in Chalk River- Ontario, Canada. Available at: https://nuclear-energy.net/nuclear-accidents/chalk-river.
4. Major Nuclear Reactor Incidents. Available at: https://www.atomicarchive.com/almanac/accidents/accidents.html.
5. Upheaval in the East: East Germany Discloses Serious Accident at Nuclear Plant in 1976. Available at: https://www.nytimes.com/1990/01/23/world/upheaval-east-east-germany-discloses-serious-accident-nuclear-plant-1976.html.