Usworo, Restu Fajar Widi, Hartono AS, and Uriansah Pratama. 2019. “Optimization of Maintenance To Minimize Disorders Of CC 203 Locomotive In Daop 2 Bandung”. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal) 3 (2). https://doi.org/10.37367/jpi.v3i2.123.