Oliveira, I.G. de et al. 2021. Colorless and Colored Diamonds, Identification and Differentiation Gemological of their Imitations. Cadernos de Educação Tecnologia e Sociedade. 14, 4 (Dec. 2021), 601–617. DOI:https://doi.org/10.14571/brajets.v14.n4.601-617.