SOIMUN, Ahmad. Analisis Fasilitas dan Aksesibilitas Halte dan Stasiun Kereta Commuter Surabaya Porong. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal), [S. l.], v. 5, n. 2, p. 1–11, 2021. DOI: 10.37367/jpi.v5i2.168. Disponível em: https://jurnal.ppi.ac.id/jpi/article/view/168. Acesso em: 4 jun. 2026.