Dwivedi, Harsh, and Renu Pareek. “An Empirical Study on Critical Success Factors of Six Sigma With Special Reference to the Banking Sector”. Indian Journal of Marketing 42, no. 8 (August 1, 2012): 45–52. Accessed December 19, 2025. https://indianjournalofcomputerscience.com/index.php/ijom/article/view/37573.