(en) IBP Inc, Mauritania Mining Laws and Regulations Handbook Volume 1 Strategic Information and Basic Law, Lulu.com, , 300 p. (ISBN978-1-4330-7783-8, lire en ligne), p. 22
(en) Palgrave Macmillan, The Statesman's Yearbook 2017 : The Politics, Cultures and Economies of the World, Springer, , 1529 p. (ISBN978-1-349-68398-7, lire en ligne), p. 815