A. Al-Sultany, Ghaidaa, and Hiba J. Aleqabie. “Events Tagging in Twitter Using Twitter Latent Dirichlet Allocation”. International Journal of Engineering & Technology, vol. 7, no. 4.19, Nov. 2018, pp. 884-8, https://doi.org/10.14419/ijet.v7i4.19.28065.