LUBIS , L. A.; SURYANI, W.; RAFIKI , A. The Influence of Maintenance Reminder Appointment and Customer Satisfaction on Customer Retention with After-Sales Service Productivity as an Intervening Variable at Auto2000 SM Raja Medan. Amkop Management Accounting Review (AMAR), [S. l.], v. 5, n. 2, p. 1429–1441, 2025. DOI: 10.37531/amar.v5i2.3367. Disponível em: https://ojs.stieamkop.ac.id/index.php/amar/article/view/3367. Acesso em: 12 aug. 2026.