G.K.Anthony, and Ramya Sri.S. “DEVELOPMENT AND VALIDATION OF RP-HPLC METHOD FOR SIMULTANEOUS ESTIMATION OF RISPERIDONE AND HALOPERIDOL IN TABLET DOSAGE FORMS”. International Journal of Pharmaceutics and Drug Analysis, vol. 2, no. 9, Sept. 2014, pp. 666-71, https://www.ijpda.org/index.php/journal/article/view/110.