Tamayo, K., L. Marín, K. Gross, C. Amaya, D. Reyes, W. Lopera, and M. Gómez. “Influence of Thermal Annealing on the Structural and Optical Properties of Nanostructures Based on Copper Oxides”. Ingeniería Y Competitividad, vol. 24, no. 1, Jan. 2022, doi:10.25100/iyc.v24i1.11349.