N. García-Estévez, L. Ballesteros-Aguayo, and J. Colussi, “Disinformation and manipulation of public opinion: a systematic review of astroturfing (2004-2024)”, Revista de Comunicación, vol. 24, no. 2, pp. 159–181, Sep. 2025, doi: 10.26441/RC24.2-2025-3988.