U. K. Karmakar, U. K. Tarafder, S. K. Sadhu, N. N. Biswas, and M. C. Shill, “Biological Investigations of Dried Fruit of <i>Solanum nigrum</i> Linn”., S.J. Pharm. Sci, vol. 3, no. 1, pp. 38–45, Jan. 2011.