Jebur, Khalid H., and Nadheer Jassim Mohammed. “Cactus-Like Gallium Oxide Nanostructure for Gas Sensor Applications”. Al-Mustansiriyah Journal of Science 32, no. 4 (November 20, 2021): 67–71. Accessed May 2, 2024. https://mjs.uomustansiriyah.edu.iq/index.php/MJS/article/view/997.