MUTIARA; AMANDIN; HARAHAP, Zakaria. ANALISIS PENGARUH KOMPETENSI SUMBER DAYA MANUSIA DAN PENERAPAN SISTEM KERJA TERHADAP PRODUKTIVITAS KARYAWAN DI PT. NUSANTARA SURYA SAKTI KOTA PRABUMULIH . Global Research and Innovation Journal, [S. l.], v. 2, n. 3, p. 528–533, 2026. Disponível em: https://journaledutech.com/index.php/great/article/view/1557. Acesso em: 11 sep. 2026.