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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, Supplement 9 (05/2019): 1-22
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International Electrotechnical Commission (IEC),
IEC TR 62669:2019: 1-124, ISBN 978-2-8-3226795-0
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Federal Office for Radiation Protection (BfS),
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BGBl I (41): 2187-2196
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International Organization for Standardization (ISO),
ISO/TS 10974:2018
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, K.91 Supplement 4 (09/2018): 1-66
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, Supplement 13 (05/2018): 1-30
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Institute of Electrical and Electronics Engineers (IEEE),
IEEE C95.2-2018: 1-28
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, K.91 (01/2018): 1-80
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International Telecommunication Union (ITU),
ITU-T Recommendations K-Series, K.70 (01/2018): 1-52