Awanda, D. et al. 2024. Influence of Assist Tug Ship Operation Time and Service Rates Pandu-Delay Against The Performance of PT. Delta Mandiri Batam Shipping. Dinasti International Journal of Economics, Finance & Accounting. 5, 4 (Sep. 2024), 2173–2180. DOI:https://doi.org/10.38035/dijefa.v5i4.3001.