Samory, M., V. Kesiz Abnousi, and T. Mitra. “Characterizing the Social Media News Sphere through User Co-Sharing Practices”. Proceedings of the International AAAI Conference on Web and Social Media, vol. 14, no. 1, May 2020, pp. 602-13, doi:10.1609/icwsm.v14i1.7327.