Journal articles
2004
- . (2004). Composition and antimicrobial activities of volatile components of Lippia javanica. Phytochemistry, 65(16). http://doi.org/10.1016/j.phytochem.2004.07.020 (Original work published 8/2004AD)
1989
- . (1989). Composition of jimson weed (Datura stramonium) seeds. Journal Of Agricultural And Food Chemistry, 37(4). http://doi.org/10.1021/jf00088a040 (Original work published 07/1989AD)
1997
- . (1997). Composition of the Essential Oil of Hippia frutescens (L.) L. Journal Of Essential Oil Research, 9(6). http://doi.org/10.1080/10412905.1997.9700816 (Original work published 11/1997AD)
2006
- . (2006). Composition of the essential oils of five Coleonema species from South Africa. Journal Of Essential Oil Research, 18, 26-29.
2009
- . (2009). Compositional variation of the essential oils of Artemisia afra Jacq. from three provinces in South Africa--a case study of its safety. Natural Product Communications, 4(6), 852. Retrieved from http://europepmc.org/abstract/MED/19634335/reload=0;jsessionid=9INLPr2W7OkIEoyeaT3r.24
- Contribution of methylated exudate flavonoids to the anti-inflammatory activity of Grindelia robusta. (2009). Contribution of methylated exudate flavonoids to the anti-inflammatory activity of Grindelia robusta. Fitoterapia, 80(5). http://doi.org/10.1016/j.fitote.2009.03.001 (Original work published 7/2009AD)
2010
- . (2010). Comprehensive metabolic fingerprinting of Withania somnifera leaf and root extracts. Phytochemistry, 71(10). http://doi.org/10.1016/j.phytochem.2010.04.001 (Original work published 7/2010AD)
2000
- . (2000). Conduritol F glucosides and terpenoid glucosides from Cynanchum liukiuense and distribution of conduritol F glucosides in several Asclepiadaceous plants. Chemical & Pharmaceutical Bulletin, 48, 1090-1092. Retrieved from http://search.ebscohost.com/login.aspx?direct=true&db=mdc&AN=10923848&site=ehost-live (Original work published 07AD)
1975
- . (1975). Constituents of Catha edulis. Tetrahedron, 31(21). http://doi.org/10.1016/0040-4020(75)80339-5 (Original work published 1/1975AD)
1970
- . (1970). Constituents of sneezewood, Ptaeroxylon obliquum—II. Tetrahedron, 26(18). http://doi.org/10.1016/S0040-4020(01)93094-7 (Original work published 1/1970AD)
1968
- . (1968). Constituents of Syzygium cordatum. Phytochemistry, 7(5). http://doi.org/10.1016/S0031-9422(00)84849-9
1992
- . (1992). Constituents of the Essential Oil of Heteropyxis natalensis. Journal Of Essential Oil Research, 4, 439–445. http://doi.org/10.1080/10412905.1992.9698107
2011
- . (2011). Constitutive phenolics of Harpephyllum caffrum (Anacardiaceae) and their biological effects on human keratinocytes. Fitoterapia, 82(8). http://doi.org/10.1016/j.fitote.2011.08.014 (Original work published 12/2011AD)
2015
- . (2015). Consumption of Sutherlandia frutescens by HIV-Seropositive South African Adults: An Adaptive Double-Blind Randomized Placebo Controlled Trial. Plos One, 10(7). http://doi.org/10.1371/journal.pone.0128522 (Original work published 7/2015AD)
1959
- . (1959). Contribution on the structure of cnicin, the bitter principle from cnicus benedictus L. Tetrahedron Letters, 1(10). http://doi.org/10.1016/S0040-4039(01)99427-4 (Original work published 1/1959AD)


