R.Manivannan, Mahaboob Ali Baig, M.Purushothaman, and N.Senthil kumar. “FORMULATION AND EVALUATION OF ELETRIPTAN HYDRO- BROMIDE MICROSPHERES BY USING NATURAL POLYMERS”. International Journal of Pharmaceutics and Drug Analysis, vol. 2, no. 4, Apr. 2014, pp. 347-53, https://ijpda.org/index.php/journal/article/view/50.