Shalini, R., and N. S. Harinarayana. “A Microcomputer Based Circulation System for a University Library: An Experiment Using Cobol”. Journal of Information and Knowledge 26, no. 3 (May 26, 2014): 217–227. Accessed February 5, 2026. https://mail.srels.org/index.php/sjim/article/view/49318.