del Rayo Camacho, M; Phillipson, JD; Croft, SL; Marley, D; Kirby, GC; Warhurst, DC; (2002) Assessment of the antiprotozoal activity of Galphimia glauca and the isolation of new nor-secofriedelanes and nor-friedelanes. Journal of natural products, 65 (10). pp. 1457-61. ISSN 0163-3864 https://researchonline.lshtm.ac.uk/id/eprint/15748 Full text not available from this repository.

van Wyk, AWW; Gray, CA; Whibley, CE; Osoniyi, O; Hendricks, DT; Caira, MR; Davies-Coleman, MT; (2008) Bioactive Metabolites from the South African Marine Mollusk Trimusculus costatuse. Journal of natural products, 71 (3). pp. 420-425. ISSN 0163-3864 DOI: https://doi.org/10.1021/np070612y Full text not available from this repository.

Wright, CW; Addae-Kyereme, J; Breen, AG; Brown, JE; Cox, MF; Croft, SL; Gokcek, Y; Kendrick, H; Phillips, RM; Pollet, PL; (2001) Synthesis and evaluation of cryptolepine analogues for their potential as new antimalarial agents. Journal of medicinal chemistry, 44 (19). pp. 3187-94. ISSN 0022-2623 https://researchonline.lshtm.ac.uk/id/eprint/16568 Full text not available from this repository.