FAKHRIYANSYAH, Aji Syarif; JOHANNES, Johannes; HASBULLAH, Husni. Evaluating Customer Customer Service System through Customer Visit and Customer Call Methods: A Case in Indonesian Port Industry. Jurnal Ilmiah Manajemen dan Bisnis, Jakarta, Indonesia, v. 12, n. 2, p. 225–234, 2026. DOI: 10.22441/jimb.v12i2.36599. Disponível em: https://publikasi.mercubuana.ac.id/index.php/jimb/article/view/36599. Acesso em: 24 aug. 2026.