E. Sai-Hund, J. Valencia Cobo, and J. J. Martí Noguera, “From screen to tweet. Gains and losses followers on the most prominent users of Twitter from Latin America and the Middle East”, Estud. mensaje periodís., vol. 21, no. 1, pp. 541–557, May 2015, doi: https://doi.org/10.5209/rev_ESMP.2015.v21.n1.49110