CANDANA, D. M.; ALI, H.; ZEFRIYENNI, Z. Employee Performance Model Through Work Productivity: Work Professionalism and Training in PT Semen Padang. Qubahan Academic Journal, [S. l.], v. 4, n. 2, p. 590–601, 2024. DOI: 10.48161/qaj.v4n2a664. Disponível em: https://journal.qubahan.com/index.php/qaj/article/view/664. Acesso em: 28 sep. 2025.