Ramu, G., Biksham Babu, A., Murali Krishna, C., Venkata Rao, S., & Rambabu, C. (2012). Visible Spectrophotometric Methods for the Determination of Naratriptan Hydrochloride in Pure and Dosage Forms. Asian Journal of Chemistry, 24(8), 3517–3520. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/9440