Dan Florin Nitoi, Gheorghe Amza, Augustin Semenescu, Oana Chivu, Zoia Apostolescu. "THEORETICAL AND EXPERIMENTAL CONTRIBUTIONS ABOUT ENVIRONMENTAL IMPACT OF THE METALLIC MATERIALS PRODUCTION IN THE MACHINE BUILDING ENGINEERING." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Ecology, Economics, Education and Legislation, 2017, pp. 1083-1090. https://doi.org/10.5593/sgem2017/52/s20.138