Levels of Cd, Cr, Ni y Pb in a agricultural soil over quaternary sediments extracted by Mehilich-3 and DTPA. Cad Lab Xeol Laxe [Internet]. 2019 Dec. 2 [cited 2026 Jul. 17];41:47-58. Available from: https://revistas.udc.es/index.php/CADLAXE/article/view/cadlaxe.2019.41.0.5812