Shamsuddin SSN, Samiran NA. Effect of Air and Steam on the Performance of Syngas Yield Using Downdraft Gasification Method. peat [Internet]. 2021 Dec. 5 [cited 2024 Jul. 18];2(2):983-1000. Available from: https://penerbit.uthm.edu.my/periodicals/index.php/peat/article/view/1046