Nagarajan, Meenakshi, Hemant Purohit, and Amit Sheth. “A Qualitative Examination of Topical Tweet and Retweet Practices”. Proceedings of the International AAAI Conference on Web and Social Media 4, no. 1 (May 16, 2010): 295–298. Accessed May 25, 2026. https://ojs.aaai.org/index.php/ICWSM/article/view/14051.