1. Bastiat F (2011) That which is seen, and that which is not seen. Dodo Press, UK
2. Beckerman W (2003) A poverty of reason. The Independent Institute, Oakland
3. Brown D (2001) Hear that lonesome whistle blow. Henry Holt, New York
4. Carson C (1971) Throttling the railroads. Liberty Fund, Indianapolis
5. Chadderton R, Miller A, McDonnell A (1981) Analysis of waste load allocation procedures. Water Resour Bull 17(5):760–766