1.
Kholilul Kholik, Iman Sudirman, Yusuf Arifin. The Role of Leadership on Sustainable Improvement in Improving Product Quality in the Division of PT. North Sumatra Coal Inalum. IJHESS [Internet]. 2022Jan.13 [cited 2024Dec.5];4(1):48-6. Available from: https://jurnal.unismuhpalu.ac.id/index.php/IJHESS/article/view/2164