« Comparative study of the commands for “pattern” duplicates with miscellaneous design software ». 2013. Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering 20 (1): 17-20. https://ojs.ugal.ro/index.php/im/article/view/3569.