EFFECT OF CABIN ON NOISE ATTENUATION AT DIFFERENT ENGINE SPEEDS IN CABBED AGRICULTURAL TRACTORS USED IN COFFEE CULTIVATION AND GRAIN CROPS: A CASE STUDY. REMUNOM [Internet]. 2026 May 16 [cited 2026 May 20];13(10):1-21. Available from: https://remunom.ojsbr.com/multidisciplinar/article/view/6401