Truong Giang Nguyen, and Quynh Nga Nguyen. “Square-Surface Nanostructured Tungsten Oxide for a Highly Selective NO₂ Gas Sensing Electrode in a YSZ Mixed-Potential Sensor”. Vietnam Journal of Science, Technology and Engineering, vol. 64, no. 1, Mar. 2022, pp. 3-8, doi:10.31276/VJSTE.64(1).03-08.