Jovita Pilecka (2017). HEAVY METAL CONCENTRATION AND DISTRIBUTION OF SNOW AND LICHEA SAMPLES IN URBAN AREA: CASE STUDY OF JELGAVA. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Energy and Clean Technologies, 459-466. https://doi.org/10.5593/sgem2017/41/s19.058