Leong, C. Y., Lo, Y. S., Koh, P. W., & Lee, S. L. (2021). Synthesis of Titanium Dioxide Nanotubes with Different N-Containing Ligands via Hydrothermal Method. Science and Technology Indonesia, 6(2), 67–73. https://doi.org/10.26554/sti.2021.6.2.67-73