M. Elayaraja, I. K. Punithavathy, S. J. Jeyakumar, M. Jothibas, and C. Manoharan, “Structural, Optical and Photocatalytic Properties of PEG Assisted CdO Nanoparticles by Co-Precipitation Method”, ajc, vol. 31, no. 10, pp. 2222–2228, Aug. 2019.