Fischer, Gerhard, and Franz Leonard Fischer-García. “Heavy Metal Contamination of Vegetables in Urban and Peri-Urban Areas. An Overview”. Revista Colombiana de Ciencias Hortícolas 17, no. 2 (May 1, 2023): e16099. Accessed June 30, 2024. https://revistas.uptc.edu.co/index.php/ciencias_horticolas/article/view/16099.