Dr. Monika Aggarwal. “Productivity Change in Nationalised Banks Operating in India: A Malmquist Productivity Index Approach”. International Journal of Management Studies (IJMS) 6, no. 2(2) (September 22, 2021): 66–71. Accessed August 5, 2025. https://www.researchersworld.com/index.php/ijms/article/view/1110.