Tubotu, K.F., Agbaire, P.O., Akporhonor, E.E., and Odagwe, A.A., “Phytoremediation of Cd, Pb, and Ni-co-contaminated soil of the Niger Delta by using Local Maize (Zea mays) plant”, GVU Journal of Science, Health and Technology GVU J-SHT, vol. 9, no. 1, pp. 86–97, Aug. 2024.