IZZA, F. N.; RIZALDI, D. R.; FAHRURROZI, M.; NILWAN, N.; ZAINI, M. Students’ Discipline Behavior from The Ethics of Learning in The Class. Journal of Psychological Perspective, Lampung, v. 4, n. 2, p. 59–64, 2022. DOI: 10.47679/jopp.424052022. Disponível em: https://www.ukinstitute.org/journals/jopp/article/view/4203. Acesso em: 4 nov. 2026.