Tambun JM, Pasaribu MF, Syarif AA. Work Environment Analysis Based on Production Machine Noise Levels at PT. Grahadura Leidong Prima. IRA J.Tek. Mesin Dan Apl [Internet]. 2023 May 17 [cited 2025 Sep. 20];2(1):24-33. Available from: http://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/36