Komarudin, Nurul Amri, Elsera Br Tarigan, Yahya Shafiyuddin Hilmi, and Ashemir B Velasco. 2022. “Exposure to Ammonia Concentration from the Processing of Crumb Rubber on Environmental Quality: A Review”. Asia Pacific Journal of Sustainable Agriculture, Food and Energy 10 (1), 22-27. https://doi.org/10.36782/apjsafe.v10i1.127.