1. Optimized background reduction in low-level gamma-ray spectrometry at a surface laboratory;Hurtado;Applied Radiation and Isotopes,2006
2. A very low-background gamma-ray counting facility in the Baradello underground laboratory;Pellicciari;Radiation Protection Dosimetry,2005
3. 〈http://www-naweb.iaea.org/naml/rmlfacilities.asp〉, 2008. IAEA-MEL's underground counting laboratory: CAVE (Counting lAboratory for enVironmental radionuclidEs).