Rueda-Saa G, Marín-Pimentel GE, Menjivar-Flores JC. Baseline concentration of heavy metals in agricultural soils. rcia [Internet]. 2025 Aug. 7 [cited 2025 Aug. 16];42(2):e2259. Available from: https://revistas.udenar.edu.co/index.php/rfacia/article/view/8140