Essien, E. R.; Atasie, V. N.; Nwude, D. O. .; Adekolurejo, E. .; Owoeye, F. T. Characterisation of ZnO Nanoparticles Prepared Using Aqueous Leaf Extracts of Chromolaena Odorata (L.) and Manihot Esculenta (Crantz). S. Afr. J. Sci. 2022, 118.