G.  Pandey, Kumara, P. C., Burugu, S. Kumar, and Puranik, V. G., ?Enantioselective total syntheses of (-)-isonitramine, (-)-sibirine, and (+)-nitramine by ring-closing metathesis?, European Journal of Organic Chemistry, no. 36, pp. 7372-7377, 2011.

C. V. Suneel Kumar, Puranik, V. G., and Ramana, C. V., ?InCl3-mediated addition of indole to isatogens: an expeditious synthesis of 13-deoxy-isatisine A?, Chemistry-A European Journal, vol. 18, no. 31, pp. 9601-9611, 2012.