Soil Colour as a Pedo-Transfer Function of Soil Organic Carbon and Fertility in a Typic Plinthaqualf. Global Journal of Science Frontier Research, [S. l.], v. 13, n. 21, p. 31–40, 2013. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/103180. Acesso em: 26 oct. 2026.