BINTANG SRI BULAN; FATIMAH ZAHARA. Implementation of Consumer Warranty Rights by Mobile Phone Service Business Actors Maslahah Mursalah Perspective and Law No. 8 of 1999 concerning Consumer Protection (Case Study in Gunung Tua, North Padang Lawas Regency). Al-Kharaj: Journal of Islamic Economic and Business, [S. l.], v. 8, n. 3, 2026. DOI: 10.24256/kharaj.v8i3.11410. Disponível em: https://ejournal.iainpalopo.ac.id/index.php/alkharaj/article/view/11410. Acesso em: 2 jul. 2026.