Vu, A., H. Le, D. Nguyen, V. Tran, T. Phan, and H. Le. “Photocatalytic Activity of ɑ-Fe2O3 Synthesized by Sol-Gel Method Using Cellulose Nanocrystals As Sacrificial Template”. Science & Technology Development Journal: Natural Sciences, Vol. 5, no. 3, Aug. 2021, pp. 1429-42, doi:https://doi.org/10.32508/stdjns.v5i3.919.