Moreira, Humberto, Aurora Caballero, Julio Lillo, and Isaac Vitini. “Towards a model to predict macular dichromats naming errors: Effects of CIE saturation and dichromatism type”. The Spanish Journal of Psychology, vol. 4, vol. 4, no. 1, 2001, p. 26, https://revistas.ucm.es/index.php/SJOP/article/view/SJOP0101120026A.