Ramírez Méndez, E.; Valdés-Reyna, J.; Juárez-Maldonado, A.; Martínez-Villegas, N. V.; López-Barbosa, L. A. Biomonitoring of Heavy Metals in Tree Vegetation in the City of Saltillo. Remexca 2021, No. 26, 191-199. https://doi.org/10.29312/remexca.v0i26.2949.