ALI, Iftikhar M. Enhancement of NO2 gas sensing behavior for ZnS/PPy nanostructure by loading graphene. Iraqi Journal of Physics, Baghdad, Iraq., v. 17, n. 40, p. 21–32, 2019. DOI: 10.30723/ijp.v17i40.401. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/401. Acesso em: 7 apr. 2025.