1. Lutjen, L. J., Silton, N. R., & Flannelly, K. J. (2012). Religion, forgiveness, hostility and health: A structural equation analysis. Journal of Religion and Health, 51(2), 468–478.
2. Silton, N. R., Flannelly, K. J., & Lutjen, L. J. (2013). It pays to forgive! Aging, forgiveness, hostility, and health. Journal of Adult Development, 20(4), 222–231.
3. McCullough, M. E., Pargament, K. I., & Thoresen, C. E. (2000). Forgiveness: Theory, research, and practice. New York: Guilford Press
4. McCullough, M. E. (2008). Beyond revenge: The evolution of the forgiveness instinct. San Francisco: Jossey-Bass.
5. Worthington, E. L., Jr. (Ed.). (1998). Dimensions of forgiveness: Psychological research & theological perspectives. Philadelphia: Templeton Foundation Press.