Development of Flipchart Media as a Classical Service Media to Improve Students’ Understanding of Self Control. Lembaran Ilmu Kependidikan, [S. l.], v. 55, n. 1, p. 128–135, 2026. DOI: 10.15294/lik.v55i1.43847. Disponível em: https://journal.unnes.ac.id/journals/LIK/article/view/43847. Acesso em: 4 sep. 2026.