Black U
Second generation mobile and wireless network - NJ Prentice-Hall 1999 - 365 p
ГФ 16104
Англи хэл дээр,
0-13-621277-8
wireless systems mobile systems digital system
Second generation mobile and wireless network - NJ Prentice-Hall 1999 - 365 p
ГФ 16104
Англи хэл дээр,
0-13-621277-8
wireless systems mobile systems digital system