« Solution for energy consumption uniformity at single bucket excavators ». 2011. Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering 18 (2): 63-68. https://ojs.ugal.ro/index.php/im/article/view/3782.