Sari, D. N., Heriyadi, H. Malini, B. B. Purmono, and Ahmadi. “Marketing Ethics and Negative E-WOM As Predictors of Switching Intention: The Mediating Role of Customer Trust in a Black Campaign Context”. Journal of Educational Management Research, vol. 5, no. 5, Sept. 2026, pp. 5969-88, doi:10.61987/jemr.v5i5.3119.