1. Alsumait, L., Barbará, D., & Domeniconi, C. (2008). Online lda: Adaptive topic model for mining text streams with application on topic detection and. ICDM’08.
2. Asur, S., Huberman, B.A.s., Szabo, G., & Wang, C. (2011). Trends in social media: Persistence and decay. Available at SSRN 1755748.
3. Blei, D.M., & Lafferty, J.D. (2006). Dynamic topic models. In ICML ’06 (pp. 113–120).
4. Blei, D.M., Ng, A.Y., & Jordan, M.I. (2003). Latent dirichlet allocation. Journal of Machine Learning Research, 3, 993–1022.
5. Cha, M., Haddadi, H., Benevenuto, F., & Gummadi, P.K. (2010). Measuring user influence in twitter: the million follower fallacy. ICWSM ’10, 10(10–17), 30.