I. H. . Ifijen, E. M. . Jonathan, J. N. . Jacob, N. U. . Udokpoh, and U. D. . Archibong, “Synthesis of Polydispersed P(St-MMA-AA) Microspheres and Fabrication of Colloidal Crystals with Non-Compact Morphology”, Tanz. J. Sci., vol. 48, no. 1, pp. 140–147, Mar. 2022.