Ghiculescu LD, Duca AV, Rascol V, Ionescu RS. EFFECTS OF HYBRID TECHNOLOGY, ULTRASONIC EDM ON SURFACE QUALITY AND ECONOMIC EVALUATION MODEL. revtn [Internet]. 2025Mar.31 [cited 2026Jan.24];29(1). Available from: http://www.revtn.ro/index.php/revtn/article/view/502