SCHOUTEN, Femmy sofie. KONTRIBUSI KEBERLANGSUNGAN USAHA JASA LAYANAN TRANSPORTASI PUBLIK KERETA REL LISTRIK COMMUTER LINE TERHADAP PRODUK DOMESTIK BRUTO SUB SEKTOR ANGKUTAN DARAT. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal), [S. l.], v. 5, n. 2, p. 55–64, 2021. DOI: 10.37367/jpi.v5i2.173. Disponível em: https://jurnal.ppi.ac.id/jpi/article/view/173. Acesso em: 4 jun. 2026.