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The Institution of Engineering and Technology (IET),
Fact File: 1-24
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International Telecommunication Union (ITU),
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World Health Organization (WHO),
1-92, ISBN 978-92-4-003988-9
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German Commission on Radiological Protection (SSK),
1-147
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, Supplement 13 (12/2021): 1-30
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, K. 91 Supplement 1 (05/2021): 1-44
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French National Frequency Agency (ANFR),
1-25
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, K.100 (06/2021): 1-40
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, K.52 (06/2021): 1-44
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Institute of Electrical and Electronics Engineers (IEEE),
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