@book{
  internationaliaea,
  title={Quality Assurance for Software Important to Safety},
  series={Technical Reports Series},
  number={397},
  year={},
  isbn={92-0-102500-9},
  url={https://www.iaea.org/publications/5843/quality-assurance-for-software-important-to-safety},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}