Rinu Vasanth, C.R., P. Vignesh, and R. Swapna Kuamri. “Enhancing the Quality of Blended Learning through Six Sigma Methodologies”. International Journal of Social Sciences and Management 2, no. 1 (January 25, 2015): 36–39. Accessed April 24, 2024. https://nepjol.info/index.php/IJSSM/article/view/11520.