Subramaniam, Vimala Devi, et al. “Comparative Study on Anti-Proliferative Potentials of Zinc Oxide and Aluminium Oxide Nanoparticles in Colon Cancer Cells”. Acta Biomedica Atenei Parmensis, vol. 90, no. 2, May 2019, pp. 241-7, https://doi.org/10.23750/abm.v90i2.6939.