Sitohang O, Lumban Tobing FY, Siahaan R. Kinerja Operasional Kereta Api Siantar Ekspres Rute Medan - Pematang Siantar Menurut Penumpang Masa Pasca Pandemi Covid-19. JRKMS [Internet]. 2024Nov.7 [cited 2024Dec.22];7(2):81-9. Available from: https://ejournal.ust.ac.id/index.php/JRKMS/article/view/4068