ドナルド・ゲイリー・ヤング
Journal of Essential Oil Research 10 (5): 517–523. doi:10.1080/10412905.1998.9700958. http://www.tandfonline.com/doi/abs/10.1080/10412905.1998.9700958 2016年5月9日閲覧。.
Chao, Sue C. (September 2000). “Screening for Inhibitory Activity of Essential Oils on Selected Bacteria, Fungi and Viruses”. Journal of Essential Oil Research 12 (5): 639–649. doi:10.1080/10412905.2000.9712177. http://www.tandfonline.com/doi/abs/10.1080/10412905.2000.9712177 2016年5月9日閲覧。.
Horne, Diane (September 2001). “Antimicrobial Effects of Essential Oils on Streptococcus pneumoniae”. Journal of Essential Oil Research 13 (5): 387–392. doi:10.1080/10412905.2001.9712241. http://www.tandfonline.com/doi/abs/10.1080/10412905.2001.