WIBAWANTO, Bima Sekti; HAPSARI, Jenny Putri; SUPRAJITNO, Agus; ARIFIANTO, Teguh. Analisis Peralatan Persinyalan Kereta Api dengan Persinyalan Elektrik Silsafe4000 Di Stasiun Lempuyangan Yogyakarta. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal), [S. l.], v. 6, n. 2, p. 42–48, 2022. DOI: 10.37367/jpi.v6i2.219. Disponível em: https://jurnal.ppi.ac.id/jpi/article/view/219. Acesso em: 4 jun. 2026.