PRATIVI, Ayu; HAVINO, Arisma; SUTRA, Nila; DEWI, Puspita. Analysis of Substructure Requirements for Railway Bridges at the Indonesian Railway Polytechnic, Madiun. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal), [S. l.], v. 8, n. 2, p. 8–13, 2024. DOI: 10.37367/jpi.v8i2.307. Disponível em: https://jurnal.ppi.ac.id/jpi/article/view/307. Acesso em: 4 jun. 2026.