Righi, Serena Natural radioactivity and radon exhalation in building materials used in Italian dwellings. [electronic resource] - Journal of environmental radioactivity 2006 - 158-70 p. digital Publication Type: Journal Article ISSN: 0265-931X Standard No.: 10.1016/j.jenvrad.2006.01.009 doi Subjects--Topical Terms: Background RadiationItalyRadon--analysis