Daud, Marriam, and Ali Afzal Malik. “Exploring the Impact of Security-Based Non-Functional Requirements on Early Software Size Estimation”. Computing and Informatics 43, no. 5 (October 31, 2024): 1234–1255. Accessed April 30, 2025. https://www.cai.sk/ojs/index.php/cai/article/view/2024_5_1234.