TY - CPAPER AU - Barbara CieciƄska TI - SMALL PARTS MARKING - THE STUDY OF THE LASERS USAGE T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Ecology, Economics, Education and Legislation PY - 2018 SP - 861 EP - 868 DO - 10.5593/sgem2018/5.2/s20.111 PB - STEF92 Technology ER -