Leopa, Adrian, and Silviu Nastac. “Influence of the Behavior of Nonlinear Viscoelastic Systems Bearing on the Dynamics of Bridge Structures”. Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering 18, no. 1 (June 5, 2011): 51-56. Accessed April 26, 2025. https://gup.ugal.ro/ugaljournals/index.php/im/article/view/3764.