“A Hybrid Machine Learning and Six Sigma Framework for Software Defect Prediction: SDGs: Primary SDG: SDG 9 - Industry, Innovation, and Infrastructure. | Secondary SDGs: SDG 8 - Decent Work and Economic Growth; SDG 12 - Responsible Consumption and Production” (2026) Journal of Sustainable Smart Technologies, 1(1), pp. 26–40. Available at: https://jsstjournal.com/jsst/article/view/5 (Accessed: 7 August 2026).