BENEA, L.; WENGER, F.; PONTHIAUX, P.; CELIS, J.-P. Improved Hardness and Tribocorrosion Properties of Nickel Coatings by Co-Depositing ZrO2 MicroSized Dispersed Phase During Electroplating Process. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, v. 29, n. 1, p. 17-26, 15 maio 2006.