1. US EPA. Technical support document for the final clean air mercury rule: air quality modeling. US Environmental Protection Agency Office of Air Quality Planning and Standards, Research Triangle Park, NC 27711, March 2005. Available from: .
2. Mercury in gypsum produced from flue gas desulfurization;Kairies;Fuel,2006
3. Hassett DJ, Heebink LV. Release of mercury vapor from coal combustion ash. In: Proceedings of international ash utilization symposium, Lexington, KY, October 22–24, 2001, Paper 65.
4. Potential for mercury vapor release from coal combustion by-products;Hassett;Fuel Process Technol,2004
5. An assessment of the significance of mercury release from coal fly ash;Gustin;J Air Waste Manage Assoc,2004