Szoke, E., Maday, E., Gershenzon, J., Allen, J. L., & Lemberkovics, E. (2004). beta-eudesmol, a new sesquiterpene component in intact and organized root of chamomile (Chamomilla recutita). Journal of Chromatographic Science, 42(5), 229-233. doi:10.1093/chromsci/42.5.229.