ASPEK PENINGKATAN KINERJA DAN KUALITAS KERJA PADA KARYAWAN PERUSAHAAN JASA ANGKUTAN LAUT (Studi kasus PT. Yicheng Logistics- Jakarta) : Aspects Of Improving Performance And Work Quality For Employees Of Sea Transport Services Companies (Case study PT. Yicheng Logistics- Jakarta). matemar [Internet]. 2024 Aug. 8 [cited 2025 Nov. 10];1(1):34-43. Available from: https://e-jurnal.amanjaya.ac.id/index.php/matemar/article/view/4