ZERNITA SARI RITONGA; AHMAD PERDANA INDRA; AHMAD PERDANA INDRA. Analisis Strategi Pemasaran Layanan Pos Express Pada PT. Pos Indonesia (Persero) Sipirok . Jurnal Ilmu Manajemen, Ekonomi dan Kewirausahaan, [S. l.], v. 4, n. 1, p. 220–235, 2024. DOI: 10.55606/jimek.v4i1.2694. Disponível em: https://journal.amikveteran.ac.id/index.php/jimek/article/view/2694. Acesso em: 13 may. 2024.