Paputungan, T., Tamengkel, L. F. and Walangitan, O. F. C. (2021) “Pengaruh Kualitas Pelayanan Terhadap Kepuasan Pelanggan PT JNE Kotamobagu”, Productivity, 2(5), pp. 397–402. Available at: https://ejournal.unsrat.ac.id/v3/index.php/productivity/article/view/36073 (Accessed: 18 June 2024).