@inproceedings{sgem2012s20v5013, title = {ASSESSMENT OF NATURAL RADIOACTIVITY LEVEL IN ROCKS OF DITRAU ALKALINE MASSIF AREA , EASTERN CARPATHIANS, ROMANIA}, author = {Adriana Ion}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference}, year = {2012}, pages = {}, publisher = {Stef92 Technology}, doi = {10.5593/sgem2012/s20.v5013} }