Dighe, P., and M. . Deshpande. “Design and Optimization of a Polyethylene Oxide-Based Matrix Tablet of Metoprolol Succinate Using Design Expert Software: Pharmaceutical Science-Pharmaceutics”. International Journal of Life Science and Pharma Research, vol. 13, no. 2, Mar. 2023, pp. P144-P153, doi:10.22376/ijlpr.2023.13.2.P144-P153.