JEFFRIES, C. D.; BONNET, J. A.; ABRUÑA, F. The constituent minerals of some soils of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 37, n. 2, p. 114–139, 1953. DOI: 10.46429/jaupr.v37i2.12756. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12756. Acesso em: 22 dec. 2024.