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Gao, M.; Simoneit, B.R.T.; Gantar, M.; Jaffe, R., Occurrence and distribution of novel botryococcene hydrocarbons in freshwater wetland of the Florida Everglades, Chemosphere, 2007, 70, 2, 224-235, https://doi.org/10.1016/j.chemosphere.2007.06.056 . [all data]