Rachman, Natriya Faisal, dan Arief Darmawan. 2018. “Perancangan Sistem Otomatis Pendeteksi Perawatan Sarana Kereta Api”. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal) 2 (2): 120-26. https://doi.org/10.37367/jpi.v2i2.19.