Kim, Minkyoung, Lexing Xie, and Peter Christen. “Event Diffusion Patterns in Social Media”. Proceedings of the International AAAI Conference on Web and Social Media 6, no. 1 (August 3, 2021): 178-185. Accessed February 8, 2023. https://ojs.aaai.org/index.php/ICWSM/article/view/14248.