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Kamens, R.M.; Fulcher, J.N.; Ball, L.M.; Gold, A., Analysis of Cyclopentafused Isomers of Benz(a)anthracene in Wood Smoke, Biomed. Environ. Mass Spectrom., 1987, 14, 8, 369-374, https://doi.org/10.1002/bms.1200140804 . [all data]