Summing spectra in gamma spectrometry for improving detection of low-level radionuclides in aerosol samplesE. Barker, X. Cagnat, P. Bouisset, D. Mekhlouche, S. Aubry and R. GurriaranRadioprotection, 40 (2005) S733-S737DOI: https://doi.org/10.1051/radiopro:2005s1-107