BARRIERS AND STRATEGIES OF CUSTOMER SERVICE IN RESOLVING CUSTOMER COMPLAINTS. ERRABHA: Journal of Sharia Economics, [S. l.], v. 1, n. 1, p. 26–32, 2026. Disponível em: https://errabha.ekos.staisalafiyahbangil.ac.id/errabha/article/view/7. Acesso em: 31 jul. 2026.