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Santos, Sónia A. O.; Freire, Carmen S. R.; Domingues, M. Rosário M.; Silvestre, Armando J. D.; Pascoal Neto, Carlos Pascoal. Characterization of Phenolic Components in Polar Extracts of Eucalyptus globulus Labill. Bark by High-Performance Liquid Chromatography–Mass Spectrometry. Journal of Agricultural and Food Chemistry. 2011, 59 (17): 9386–93. PMID 21761864. doi:10.1021/jf201801q.