SYAMSURI, A. R. .; SIDDIK, A. H. E. . Improving Employee Performance: Evaluation Analysis of Plantation Company Leaders in North Sumatra . Migration Letters, London, UK, v. 21, n. 5, p. 784–794, 2024. Disponível em: https://migrationletters.com/index.php/ml/article/view/9172. Acesso em: 3 jul. 2024.