„Multifunctional ZnO – based Thin Films by Sol-Gel Method“. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Bd. 30, Nr. 2, November 2007, S. 130-2, https://ojs.ugal.ro/index.php/mms/article/view/3164.