F. Escobar-Mamani, E. Moreno-Terrazas, H. Siguayro- Mamani, and G. Argota Pérez, “Physicochemical characterization and presence of heavy metals in the trout farming area of Lake Titicaca, Peru”, Sains Tanah J. Soil Sci. Agroclimatology, vol. 20, no. 2, pp. 140–149, Jul. 2023, doi: 10.20961/stjssa.v20i2.62357.