Implementasi E-CRM dalam Mempertahankan Pelanggan Pada Toko Key Distro Kisaran . Jurnal Ilmiah Multidisiplin Nusantara (JIMNU), [S. l.], v. 1, n. 2, p. 51–57, 2023. DOI: 10.59435/jimnu.v1i2.108. Disponível em: https://jurnal.padangtekno.com/index.php/jimnu/article/view/108.. Acesso em: 4 dec. 2024.