LUMBANTORUAN SE., MM, Rutman. Kaver Jurnal. Fundamental Management Journal, [S. l.], v. 3, n. 2, 2019. DOI: 10.33541/fjm.v3i2.918. Disponível em: https://ejournal.uki.ac.id/index.php/jm/article/view/918. Acesso em: 5 aug. 2025.