Venkateswaran, D. J. “Formulation Development and Compatibility Study for BTD (Brimonidine Tartrate, Timolol Maleate, and Dorzolamide HCl) Used in the Management of Glaucoma Disease”. Asian Journal of Pharmaceutics (AJP), vol. 11, no. 03, Oct. 2017, doi:10.22377/ajp.v11i03.1465.