Singh, Sunita, et al. “High Performance Liquid Chromatography Analysis Using Rutin Marker and Estimation of Phenolic & Flavonoid Compounds in the Extracts of Indian Medicinal Plant Morus Nigra L”. Asian Journal of Chemistry, vol. 31, no. 8, June 2019, pp. 1801-4, doi:10.14233/ajchem.2019.22003.