Dr. G. K. Deshmukh and I. M. Loya (2021) “ APPLICATION OF ROOT CAUSE ANALYSIS- A SIX SIGMA TOOL – IN DAILY LIFE”, Researchers World - International Refereed Social Sciences Journal, 3(4(4), pp. 77–82. Available at: https://researchersworld.com/index.php/rworld/article/view/784 (Accessed: 9 August 2025).