et.al, Nur Adibah Mohd Ghazalia. “The Effect of Niobium Oxide As a Promoter on -Al2O3 Based Oxygen Carrier for Chemical Looping Combustion”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 3 (April 11, 2021): 3833–3839. Accessed December 27, 2024. https://turcomat.org/index.php/turkbilmat/article/view/1671.