Y. . Abbas and A. A. Hasan, “Dielectric and gas sensing properties of in situ electrochemically polymerized PPy-MgO-WO3 nanocomposite films”, Iraqi Journal of Science, vol. 62, no. 9, pp. 2915–2933, Sep. 2021, doi: 10.24996/ijs.2021.62.9.8.