Non-linear dynamic behavior of a ball float valve. (2012). Analele Universităţii "Dunărea de Jos" Din Galaţi. Fascicula XIV, Inginerie Mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering, 19(2), 17-22. https://ojs.ugal.ro/index.php/im/article/view/3721