Nguyen, S., Duong, T., Nguyen, P. and Le, N. 2015. Reduction of graphene oxide by TiO2 nanotubes photocatalyst. Science and Technology Development Journal. 18, 2 (Jun. 2015), 228-236. DOI:https://doi.org/https://doi.org/10.32508/stdj.v18i2.1188.