MULYANI, S. R.; RIDWAN, M. .; YENI, F. Effect of Communication, Work Ethics, Work Engagement and Work Environment on Employee Performance. UPI YPTK Journal of Business and Economics, [S. l.], v. 9, n. 1, p. 29–36, 2024. DOI: 10.35134/jbe.v9i1.252. Disponível em: https://jbe-upiyptk.org/ojs/index.php/jbe/article/view/252. Acesso em: 10 may. 2026.