Sanusi, L., Junaidu, S., Ibrahim, S., and Nawaf, A., “Determination of Heavy Metals Concentrations in Soil and Tomato Plant (Solanum lycopersicom) from Ajiwa Fadama farms, Katsina State”, USci, vol. 2, no. 4, pp. 39–44, Dec. 2023, doi: 10.56919/usci.2324.005.