WIDIA, Nur Ayu; RIZAL, Fitra. Complaint Customer Service Complaint Handling Strategies in Enhancing Customer Satisfaction at Bank Syariah Indonesia KCP Madiun Caruban. Journal of Economics and Social Sciences (JESS), [S. l.], v. 5, n. 1, p. 431–441, 2026. DOI: 10.59525/jess.1642. Disponível em: https://journal.civiliza.org/index.php/jess/article/view/1642. Acesso em: 3 jun. 2026.