[1] Farrell, A. D., Meyer, A. L., Sullivan, T. N., & Kung, E. M. (2003). Evaluation of the Responding in Peaceful and Positive Ways (RIPP) seventh grade violence prevention curriculum. Journal of Child and Family Studies, 12, 101-120.
[2] Farrell, A. D., Valois, R. F., Meyer, A. L., & Tidwell, R. P. (2003). Impact of the RIPP violence prevention program on rural middle school students. Journal of Primary Prevention, 24, 143-167.