Abeysekera, A. M., Tennakoon, T. M. S. G., & 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), 96–101. https://doi.org/10.18311/jnr/2005/392