Alam, Alamsyah, et al. “FATIGUE LIFE ANALYSIS OF RAMP DOOR FERRY RO-RO GT 1500 USING FINITE ELEMENT METHOD”. Majalah Ilmiah Pengkajian Industri; Journal of Industrial Research and Innovation, vol. 15, no. 1, Sept. 2023, pp. 42-49, doi:10.29122/mipi.v15i1.4744.