„Improved Hardness and Tribocorrosion Properties of Nickel Coatings by Co-Depositing ZrO2 MicroSized Dispersed Phase During Electroplating Process“. 2006. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science 29 (1): 17-26. https://ojs.ugal.ro/index.php/mms/article/view/3222.