Lariya, N. K., and G. P. Agrawal. “DEVELOPMENT AND VALIDATION OF RP-HPLC METHOD FOR SIMULTANEOUS DETERMINATION OF METHOTREXATE, DEXAMETHASONE AND INDOMETHACIN”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 7, no. 3, Mar. 2015, pp. 443-6, https://mail.innovareacademics.in/journals/index.php/ijpps/article/view/5429.