Salvador, Miguel. “Developed Spreadsheet-Based System for Statistical Analysis of Grade 12 Learners”. International Journal of Sustainability and Advanced Integrated Research 2, no. 2 (June 16, 2026): 3696–3702. Accessed October 18, 2026. https://serverojs1-ijsair.sharkcluster.com/index.php/ijsair/article/view/734.