1. AIRDOS (n.y.): Bossew P., De Cort M., Dubois G., Stöhlker U., Tollefsen T., Wätjen U.: Evaluation of Existing Standards of Measurement of Ambient Dose Rate; and of Sampling, Sample Preparation and Measurement for Estimating Radioactivity Levels in Air. AA N° TREN/NUCL/S12.378241 JRC Ref. N° 21894-2004-04 A1CO ISP BE. Download from the private section of EURDEP, https://eurdep.jrc.ec.europa.eu/Basic/Pages/Private/Downloads/Default.aspx (accessed 20.10.15).
2. In Situ Ge(Li) and NaI(Tl) Gamma-ray Spec-trometry. Report HASL-258;Beck,1972
3. Long-term inter-comparison experiment for dose rate and spectrometric probes;Bleher;Radiat. Prot. Dosim.,2014
4. Contamination of austrian soil with Cs-137;Bossew;J. Environ. Radioact.,2001
5. Estimation of Radon Prone Areas from the Geogenic Radon Potential or Proxy Quantities, Calibrated by Indoor Radon Concentration;Bossew,2015