ZAFARANI, R.; LIU, H. Users Joining Multiple Sites: Distributions and Patterns. Proceedings of the International AAAI Conference on Web and Social Media, [S. l.], v. 8, n. 1, p. 635-638, 2014. DOI: 10.1609/icwsm.v8i1.14564. Disponível em: https://ojs.aaai.org/index.php/ICWSM/article/view/14564. Acesso em: 29 jan. 2023.