@book{ international1989iaea, title={Systems for Reporting Unusual Events in Nuclear Power Plants}, series={Safety Series}, number={93}, year={1989}, isbn={92-0-123389-2}, url={http://www.dgdingfa.net/publications/3672/systems-for-reporting-unusual-events-in-nuclear-power-plants}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }