1. Noble gas monitor detector systems technical specification. Eberline Instrument Corporation
2. Ar-41 decay scheme.
http://www.nucleide.org/DDEP_WG/Nuclides/Ar-41_tables.pdf
. Accessed 11 Mar 2019
3. Kr-85 decay scheme.
http://www.nucleide.org/DDEP_WG/Nuclides/Kr-85_tables.pdf
. Accessed 17 Mar 2019
4. Xe-133 decay scheme.
http://www.nucleide.org/DDEP_WG/Nuclides/Xe-133_tables.pdf
. Accessed 26 May 2019
5. Knoll GF (2000) Radiation detection and measurement, 3rd edn. Wiley, New York, pp 119–127