« Variation of Mechanical Characteristics for Thin Wall Tubes Processed in Ultrasonic Field ». The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science 32, no. 2 (novembre 15, 2009): 18–22. Consulté le novembre 2, 2026. https://ojs.ugal.ro/index.php/mms/article/view/3030.