“Destruction of the Inside Part of a Coat of a Hard Chrome Cylinder Used for Combustion Engines”. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, vol. 40, no. 4, Dec. 2017, pp. 40-43, https://ojs.ugal.ro/index.php/mms/article/view/1128.