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1
by Penttinen, Jyrki T. J.
Published 2019
John Wiley & Sons, Inc.
Subjects: “...Global system for mobile communications / Security measures...”
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2
by Penttinen, Jyrki T. J.
Published 2012
Hoboken, N.J.
Subjects: “...TECHNOLOGY & ENGINEERING / Mobile & Wireless Communications / bisacsh...”