Radha, R., T. Lata, and N. N. Rajendran. “Antimicrobial Activity of Crude Extracts of <I>Heliotropium marifolium</I> Retz”. Journal of Natural Remedies, vol. 3, no. 2, June 2003, pp. 208-11, doi:10.18311/jnr/2003/168.