SUMARNA, D. L.; FAISAL, M. Pengukuran dan Perbaikan Kualitas Pelayanan PT Pos Indonesia Menggunakan Metode Importance Performance Analysis (IPA). Jurnal Logistik Bisnis, [S. l.], v. 10, n. 1, p. 52-55, 2020. DOI: 10.46369/logistik.v10i1.696. Disponível em: https://ejurnal.ulbi.ac.id/index.php/logistik/article/view/696. Acesso em: 23 sep. 2026.