@book{
      international1999iaea,
      title={Water and Environment News, Issue 7, April 1999},
      author={ },
      series={entity},
      number={ },
      year={1999},
      isbn={ },
      url={/publications/5866/water-and-environment-news-issue-7-april-1999 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }