Ngole, M. M., and G. E. T. P. Lejap. “Factors Underlying Aggressive Behavior Among Grade IX F Students at UPTD SMPN 16 Kota Kupang”. Edumaspul: Jurnal Pendidikan, vol. 10, no. 2, Oct. 2026, pp. 1238-44, doi:10.33487/edumaspul.v10i2.556.