WIBOWO, Hamid. Front Matter. Jurnal Progress: Wahana Kreativitas dan Intelektualitas, [S. l.], v. 6, n. 1, 2018. DOI: 10.31942/pgrs.v6i1.2602. Disponível em: https://publikasiilmiah.unwahas.ac.id/PROGRESS/article/view/2602. Acesso em: 14 feb. 2026.