The Analog Voice Privacy System
Cox, Richard V., Bock, Donald E., Bauer, Keith B., Johnston, James D., Snyder, James H.Volume:
66
Language:
english
Journal:
AT&T Technical Journal
DOI:
10.1002/j.1538-7305.1987.tb00480.x
Date:
January, 1987
File:
PDF, 2.15 MB
english, 1987