A. D. Peabody, “Evaluation of the Effectiveness of Zero Tolerance: Is Zero Tolerance A Failed Policy?”, IJSBAR, vol. 16, no. 1, pp. 87–119, May 2014, Accessed: Sep. 13, 2025. [Online]. Available: https://gssrr.org/JournalOfBasicAndApplied/article/view/2088