Oses, Efraín, Xavier Navarro, José Villarreal., and Iván Ramos. 2023. “EVALUATION OF THE CONCENTRATION OF HEAVY METALS IN THE SANTA MARÍA RIVER BASIN”. Journal of Agricultural Research 5 (2):98-112. https://revistas.up.ac.pa/index.php/investigaciones_agropecuarias/article/view/3900.