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). Jurnal Matemar (Manajemen dan Teknologi Maritim), [S. l.], v. 1, n. 1, p. 34–43, 2024. DOI: 10.59225/rpn7ne19. Disponível em: https://e-jurnal.amanjaya.ac.id/index.php/matemar/article/view/4.. Acesso em: 10 nov. 2025.