Selasdini, V. ., S. . Sursina, and H. . Fariz. “THE EFFECT OF LATE DELIVERY OF PARTS AGAINST SHIP OPERATIONS AT PT. SUMBERBUMI GLOBAL NIAGA”. Dinasti International Journal of Education Management And Social Science, vol. 2, no. 5, July 2021, pp. 777-84, doi:10.31933/dijemss.v2i5.914.