Abeysekera, A.M., Tennakoon, T.M.S.G. and Silva, T.D. 2005. Standardisation and Quality Control of Herbal Drugs-1 TLC Fluorodensitometric Determination of Marker Compounds of <I>Plumbago indica</I> L. Journal of Natural Remedies. 5, 2 (Jun. 2005), 96–101. DOI:https://doi.org/10.18311/jnr/2005/392.