Rakesh Mittapally. “ANALYSIS OF REQUIREMENTS VOLATILITY DURING SOFTWARE DEVELOPMENT LIFE CYCLE USING THE SPSS METHOD”. INTERNATIONAL JOURNAL OF COMPUTER ENGINEERING AND TECHNOLOGY 16, no. 3 (June 9, 2025): 414–432. Accessed March 22, 2026. https://ijcet.in/index.php/ijcet/article/view/IJCET_16_03_027.