Analysis of content of heavy metals in grass used to feed cattle by Energy Disperse X-Ray Fluorescence Spectroscopy. Prospectiva, [S. l.], v. 13, n. 1, p. 7–11, 2015. DOI: 10.15665/rp.v13i1.354. Disponível em: https://ojs.uac.edu.co/index.php/prospectiva/article/view/354. Acesso em: 26 sep. 2026.