Subandi, Sigit Dwi, and Hasan Ubaidillah. “Maximizing Productivity: HR Competence, EI, Work Ethic, and Motivation: Mengoptimalkan Produktivitas: Kompetensi HR, Kecerdasan Emosional, Etika Kerja, Dan Motivasi”. Academia Open 7 (December 31, 2022): 10.21070/acopen.7.2022.3412. Accessed September 4, 2025. https://acopen.umsida.ac.id/index.php/acopen/article/view/3412.