Domínguez-Hernández, F., L. Bonell, and A. Martínez-González. “A Systematic Literature Review of Factors That Moderate bystanders’ Actions in Cyberbullying”. Cyberpsychology: Journal of Psychosocial Research on Cyberspace, vol. 12, no. 4, Dec. 2018, p. Article 1, doi:10.5817/CP2018-4-1.