Muhammad Abdulqadir, Saidu Garba, Jibril A. Maiwada, and Sirajo A. Zauro, “Assessment of Heavy Metals and Polycyclic Aromatic Hydrocarbons in Agricultural Soils around Kubanni Bridge area, Zaria, Kaduna State, Nigeria”, CaJoST, vol. 4, no. 2, pp. 183–189, Aug. 2022.