Veldkamp, J. F. (1999). A revision of Chrysopogon Trin., including Vetiveria Bory (Poaceae) in Thailand and Malesia with notes on some other species from Africa and Australia. Austrobaileya5: 522–523.
Other Uses and Utilization of Vetiver: Vetiver Oil — U.C. Lavania — Central Institute of Medicinal and Aromatic Plants, Lucknow-336 015, India
E. Guenther, The Essential Oils Vol. 4 (New York: Van Nostrand Company INC, 1990), 178—181, cited in Salvatore Battaglia, The Complete Guide to Aromatherapy (Australia: The Perfect Potion, 1997), 205.]