Kovic M, Rauchfleisch A, Sele M, Caspar C. Digital astroturfing in politics: Definition, typology, and countermeasures. SComS [Internet]. 2018 [cited 2024 Apr. 25];18(1):69–85. Available from: https://www.hope.uzh.ch/scoms/article/view/j.scoms.2018.01.005