KOTSARENKO, Y.; RAMOS QUINTANA, F. Quality Measurement of Existing Color Metrics using Hexagonal Color Fields. Programación matemática y software, [S. l.], v. 1, n. 2, p. 23–31, 2009. DOI: 10.30973/progmat/2009.1.2/3. Disponível em: https://progmat.uaem.mx/progmat/index.php/progmat/article/view/2009-1-2-03. Acesso em: 13 nov. 2025.