F. A. Jasim and T. A.A.Hassan, “Study the Structural and Optical Properties (Energy Gap) of Polythiophene/MWCNT/SnO2 Nanocomposite as an NO2 Gas Sensor”, IJP, vol. 22, no. 4, pp. 79–87, Dec. 2024, doi: 10.30723/ijp.v22i4.1181.