M. N. Setia Nusa 2023. PATAHNYA PEGAS ULIR KERETA API AKIBAT KELEBIHAN BEBAN = THE BREAKING OF TRAIN SPRING COIL CAUSED BY OVERWEIGHT. Majalah Ilmiah Pengkajian Industri; Journal of Industrial Research and Innovation. 9, 2 (Sep. 2023), 59–66. DOI:https://doi.org/10.29122/mipi.v9i2.85.