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#1
Handbook of Frequency Allocations and Spectrum Protection for Scientific Uses
Panel on Frequency Allocations and Spectrum Protection for Scientific Uses
,
Committee on Radio Frequencies
,
National Research Council
27.92 Mb
#2
Spectrum Management for Science in the 21st Century
Committee on Scientific Use of the Radio Spectrum
,
Committee on Radio Frequencies
,
National Research Council
Категория:
Наука (общее)
,
Научно-популярное
33.41 Mb
#3
Spectrum Management for Science in the 21st Century
Committee on Scientific Use of the Radio Spectrum
,
Committee on Radio Frequencies
,
National Research Council
8.71 Mb
#4
Spectrum Management for Science in the 21st Century
Committee on Scientific Use of the Radio Spectrum
,
Committee on Radio Frequencies
,
National Research Council
3.75 Mb