“ASPEK DIGITALISASI DALAM PENINGKATAN MARKETING PADA PERUSAHAAN JASA ANGKUTAN LAUT (STUDI KASUS PT. YICHENG LOGISTICS- JAKARTA): Aspects Of Digitalization In Improving Marketing In Sea Transport Services Companies (Case Study Pt. Yicheng Logistics- Jakarta)”, matemar, vol. 1, no. 2, Aug. 2024, doi: 10.59225/n3zavd18.