Cardozo Amorin, L. H., L. da Silva Martins, F. Lopes, and A. Urbano. “Thickness Effect on the Optical Band Gap of V2O5 Thin Films Deposited by Thermal Evaporation”. Semina: Ciências Exatas E Tecnológicas, vol. 38, no. 2, Dec. 2017, pp. 59-65, doi:10.5433/1679-0375.2017v38n2p59.