@book{
      international2012iaea,
      title={Training Guidelines in Non-destructive Testing Techniques: Leak Testing at Level 2},
      author={ },
      series={entity},
      number={52 },
      year={2012},
      isbn={ },
      url={/publications/8696/training-guidelines-in-non-destructive-testing-techniques-leak-testing-at-level-2 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }