Shastri, R.A., and D.D. Goswami. “Department of Chemistry, Netaji Subhashchandra Bose College, Nanded-470 003, India”. Asian Journal of Chemistry, vol. 17, no. 2, Jan. 2016, pp. 1345-8, https://asianpubs.org/index.php/ajchem/article/view/14241.