Romo-Morales, D. et al. 2026. Potentially toxic elements and Pb isotope data of regional food from the Sonoran River basin: Tracing the nature of the sources. Revista Mexicana de Ciencias Geológicas. 43, 2 (Aug. 2026), 174–187. DOI:https://doi.org/10.22201/igc.20072902e.2026.2.1919.