Bijan Kumar Roy, and Parthasarathi Mukhopadhyay. “Digital Access Brokers: Clustering and Comparison (Part I – Locator Services)”. Journal of Information and Knowledge 59, no. 5 (November 21, 2022): 273–284. Accessed April 20, 2025. https://srels.org/index.php/sjim/article/view/168622.