Bazilah, Aimi, et al. “Thermal Chemically Deposited Zno Nanostructures: Influence of Post-Deposition Annealing Temperature on Ph Sensor Performance”.
International Journal of Engineering and Technology, vol. 7, no. 3.11, July 2018, pp. 6-9,
https://doi.org/10.14419/ijet.v7i3.11.15919.