WIBOWO, Hamid. Front Matter. Jurnal Progress: Wahana Kreativitas dan Intelektualitas, [S. l.], v. 5, n. 1, 2017. DOI: 10.31942/pgrs.v5i1.2603. Disponível em: https://publikasiilmiah.unwahas.ac.id/PROGRESS/article/view/2603. Acesso em: 7 dec. 2025.