Gheorghe, Ana. “Acoustic Performances Analysis of a Composite System for Noise Barriers Specific to Road Traffic”. Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in machine building 31 (November 17, 2013): 39-44. Accessed August 13, 2025. https://www.gup.ugal.ro/ugaljournals/index.php/tmb/article/view/1590.