YoviEfi Yuliati, and Suryaningsih. “Noise, Worker Perception, and Worker Concentration in Timber Harvesting Activity”. Jurnal Manajemen Hutan Tropika 17, no. 2 (1): 56-62. Accessed April 18, 2024. https://journal.ipb.ac.id/index.php/jmht/article/view/3975.