Pengaruh Lingkungan Kerja, Motivasi dan Kepemimpinan Terhadap Kinerja Karyawan pada PT. Tirta Investama Langkat. Indo-Fintech Intellectuals: Journal of Economics and Business, [S. l.], v. 4, n. 5, p. 1833–1846, 2024. DOI: 10.54373/ifijeb.v4i5.1844. Disponível em: https://ejournal.indo-intellectual.id/index.php/ifi/article/view/1844. Acesso em: 25 jun. 2026.