Pratama, Satria Artha, and Rita Intan Permatasari. “PENGARUH PENERAPAN STANDAR OPERASIONAL PROSEDUR DAN KOMPETENSI TERHADAP PRODUKTIVITAS KERJA KARYAWAN DIVISI EKSPOR PT. DUA KUDA INDONESIA”. JURNAL ILMIAH M-PROGRESS 11, no. 1 (January 20, 2021). Accessed November 9, 2025. https://journal.universitassuryadarma.ac.id/index.php/ilmiahm-progress/article/view/600.