1. ATSDR (Agency for Toxic Substances and Disease Registry) (1995) Toxicological profile for polycyclic aromatic hydrocarbons (PAHs). US Department of Health and Human Services, Public Health Service. Atlanta, GA. http://www.atdsr.cdc.gov/toxpro.les/phs69. Accessed 10 Jan 2020
2. U.S. EPA (United States Environmental Protection Agency) (2015) Appendix A to 40 CFR, Part 423–126 priority pollutants. https://www.gpo.gov/fdsys/pkg/CFR-2018-title40-vol31/pdf/CFR-2018-title40-vol31-part423-appA.pdf. Accessed 30 Jan 2020
3. EC (European Community) (2001) The list of priority substances in the field of water policy and amending directive, Council directive 2455/2001/ECC. Off J L331:1–5
4. IARC (International Agency for Research on Cancer) (2010) IARC Monographs on the evaluation of carcinogenic risks to humans. Vol. 92, Some Non-heterocyclic polycyclic aromatic hydrocarbons and some related exposures. Lyone, France, https://monographs.iarc.fr/monographs-available/. Accessed 10 Jan 2020
5. ATSDR (Agency for Toxic Substances and Disease Registry) (2005) Public Health Assessment Guidance Manual (2005 Update). http://www.atsdr.cdc.gov/hac/PHAManual/toc.html. Accessed 20 Jan 2020