Santosa, Ari Wibawa Budi, et al. “Productivity Analysis Using the Critical Chain Project Method Management (CCPM) on Repair Projects Geomarin-III Ship 649 DWT”. International Journal of Marine Engineering Innovation and Research, vol. 8, no. 1, July 2025, pp. 80-87, doi:10.12962/j25481479.v8i1.5531.