Raees, Muhammad Shahid, and Muhammad Adeel Ashraf. “Effects of Refactoring and Design Patterns on The Software Source Code Quality : An Empirical Assessment”. VAWKUM Transactions on Computer Sciences 6, no. 1 (July 16, 2018): 48–54. Accessed May 14, 2026. https://vfast.org/journals/index.php/VTCS/article/view/514.