@book{ international1997iaea, title={Organochlorine Insecticides in African Agroecosystems}, series={TECDOC Series}, number={931}, year={1997}, url={http://www.dgdingfa.net/publications/5583/organochlorine-insecticides-in-african-agroecosystems}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }