1. Naturally occurring radioactivity at the Alps-Apennines transition;Chiozzi;Radiation Measurements,2002
2. EC, 1999. European Commission Report on “Radiological Protection Principles concerning the Natural Radioactivity of Building Materials”. Radiation protection 112.
3. EG&G ORTEC, 1999. GammaVision-32: Gamma-Ray Spectrum Analysis and MCA Emulator. Software User’s Manual (V 5.1). EG&G ORTEC.
4. Faure, G., 1986. Principles of Isotope Geology, second ed. John Wiley & Sons, ISBN: 0471864129.
5. Gamma radiation measurements and dose rate in the costal areas of a volcanic island, Aegean Sea, Greece;Florou;Radiation Protection Dosimetry,1992