1. Convention on the prohibition of the development, production, stockpiling and use of chemical weapons and on their destruction,1997
2. Organisation for the prohibition of chemical weapons, OPCW Member States. www.opcw.org/about-opcw/member-states/ [Accessed 21 September 2018].
3. Organisation for the prohibition of chemical weapons, South Sudan to join chemical weapons convention. www.opcw.org/news/article/south-sudan-to-join-chemical-weapons-convention/ [Accessed 21 September 2018].
4. Facts and figures related to the progress of destruction and other aspects of implementation of the Chemical Weapons Convention can be found in the Annual Reports of the Organisation for the Prohibition of Chemical Weapons. www.opcw.org/documents-reports/annual-reports/ [Accessed 22 September 2018].
5. Organisation for the prohibition of chemical weapons. www.opcw.org/ [Accessed 22 September 2018].