1. Sandra P, Bicchi C (1987) Capillary gas chromatography in essential oil analysis. Huethig, New York
2. Adams RP (1989) Identification of essential oils by ion trap mass spectroscopy. Academic, New York
3. Zeeuw RA, Franke JP, Maurer HH, Pfleger K (1992) In: Report XVIII of the DFG Commission for Clinical-Toxicological Analysis. Special issue of the TIAFT Bulletin. Wiley-VCH, Weinheim, p 409
4. Dimandja JMD, Stanfill SB, Grainger J, Patterson DG Jr (2000) J High Resolut Chromatogr 23:208–214
5. Shellie R, Marriott PJ (2003) Analyst 128:879–883