1. US EPA, List of the Sixteen PAHs with Highest Carcinogenic Effect, IEA Coal Research, London, 1984.
2. Polycyclic aromatic hydrocarbon emissions from fluidized bed combustion of coal
3. O. Hutzinger, A. Reischl, Emissions from Combustion Processes: Origin, Measurement, Control, Lewis Publishers, Boston, 1991, pp. 385–405.
4. G. Brooks, Estimating Air Toxic Emissions from Coal Combustion Sources, Report No. EPA-450/2-89-001, Carolina, USA, April 1989.
5. M. Zander, The Handbook of Environmental Chemistry, Vol. 3 (A), 1980, pp. 109–131.