@book{
  international1991iaea,
  title={Determination of Research Reactor Fuel Burnup},
  series={TECDOC Series},
  number={633},
  year={1991},
  url={https://www.iaea.org/publications/889/determination-of-research-reactor-fuel-burnup},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}