Gutzwiller-Helfenfinger, E. ., and K. Heinrichs. “The Happy Victimizer Pattern in Adulthood: State of the Art and Contrasting Approaches: Introduction to the Special Issue”. Frontline Learning Research, vol. 8, no. 5, July 2020, pp. 1-4, doi:10.14786/flr.v8i5.681.