HEURISTIC, J. COVER DEPAN BELAKANG. Heuristic, [S. l.], v. 17, n. 2, 2020. DOI: 10.30996/heuristic.v17i2.4798. Disponível em: https://jurnal.untag-sby.ac.id/index.php/HEURISTIC/article/view/4798. Acesso em: 29 apr. 2026.