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nih.gov
ncbi.nlm.nih.gov
Wang, Lu et al.; Wang, Z; Zhang, H; Li, X; Zhang, H «Ultrasonic nebulization extraction coupled with headspace single drop microextraction and gas chromatography–mass spectrometry for analysis of the essential oil in Cuminum cyminum L.». Analytica Chimica Acta, 647, 1, 2009, pàg. 72–77. DOI: 10.1016/j.aca.2009.05.030. PMID: 19576388 [Consulta: 13 juliol 2009].
realbeer.com
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