Purnawan, Ragil Adi, and Fatwa Tentama. “An Assessment of Construct Validity and Reliability on Aggressive Behavior Scale”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 50, no. 1, Feb. 2020, pp. 15-24, https://www.gssrr.org/JournalOfBasicAndApplied/article/view/10771.