YULIAWATI, I.; SINDRAWATI, S.; ABDULLAH, M. S. Employee Performance Improvement: Motivation and Environment Based Concepts. Jurnal Ekonomi, [S. l.], v. 12, n. 01, p. 1768–1773, 2023. Disponível em: https://www.ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/1698. Acesso em: 25 may. 2026.