HUTAHAEAN, E. S. H.; PERTIWI, Y. W. National Defense Psychology: Developing A Foundation for Mental and Character of a Youth Perspective. QALAMUNA: Jurnal Pendidikan, Sosial, dan Agama, [S. l.], v. 14, n. 1, p. 289–302, 2022. DOI: 10.37680/qalamuna.v14i1.4095. Disponível em: https://ejournal.insuriponorogo.ac.id/index.php/qalamuna/article/view/4095. Acesso em: 15 jun. 2025.