Brun, P., M. Vono, I. Castagliuolo, M. Zuin, E. Martines, and A. Leonardi. “Effects of Cold Plasma on Pathogenic Microorganisms, Cells and Corneal Tissues”. Italian Journal of Anatomy and Embryology, vol. 115, no. 1/2, Nov. 2010, p. 25, https://oajournals.fupress.net/index.php/ijae/article/view/4410.