Sivvala, T. R. . “Efficiency of Micro, Small and Medium Enterprises (MSMEs): An Empirical Study of MSMEs in the Srikakulam District of AP”. NOLEGEIN- Journal of Entrepreneurship Planning, Development and Management, vol. 6, no. 1, June 2023, pp. 35-45, https://mbajournals.in/index.php/JoEPDM/article/view/1088.