@BOOK{NAP738, title = "Polycyclic Aromatic Hydrocarbons: Evaluation of Sources and Effects", isbn = "978-0-309-07758-3", doi = "10.17226/738", url = "https://nap.nationalacademies.org/catalog/738/polycyclic-aromatic-hydrocarbons-evaluation-of-sources-and-effects", year = 1983, publisher = "The National Academies Press", address = "Washington, DC" }