K. Taha, Faisal G. Hammoodi, and Muhammad Hameed AL-TIMIMI, “Effect of MnO2 on Morphological and Electrical Properties for SnO2 Nanostructure Thin Films”, Acad. Sci. J., vol. 3, no. 4, pp. 240–250, Oct. 2025, doi: 10.24237/.