TY - CPAPER AU - Moni, Vlastimil AU - Helebrant, Frantisek AU - Nemecek, Pavel AU - Kudelova, Iva TI - PROFESSIONAL CERTIFICATION IN ATD CZECH REPUBLIC, O.S. T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference PY - 2012 SP - 1139 EP - 1144 pp DO - 10.5593/sgem2012/s23.v3016 PB - Stef92 Technology ER -