TY - CPAPER AU - Laurențiu Picu AU - Eugen Rusu TI - AN ANALYSIS OF THE SOUND LEVEL ON TWO ROMANIAN CARGO SHIPS TRAVELING ON THE DANUBE RIVER T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Ecology, Economics, Education and Legislation PY - 2020 SP - 51 EP - 58 DO - 10.5593/sgem2020/5.1/s20.007 PB - STEF92 Technology ER -