C. Anarado, C. Anarado, E. Anyaegbu, N. Umedum, and V. Chukwuma, “COMPARATIVE STUDY OF THE PHYTOREMEDIATING POTENTIALS OF Pennistum purpureum and Axonopus fissifolius AGAINST Pb2+, Cd2+, Zn2+ and Co2+”, JCSN, vol. 45, no. 2, Mar. 2020.