« The friction force dependence at simple pendulum sliders by relative speed and temperature of the surfaces in contact ». 2014. Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering 21 (2): 31-34. https://ojs.ugal.ro/index.php/im/article/view/3548.