TY  - BOOK
AU  - Wiesner, Lothar
TI  - Telegraph and data transmission over shortwave radio links fundamental principles and networks
SN  - 3-8009-1405-0
U1  - 621.384151 WIE 
PY  - 1985///
CY  - USA
PB  - SIEMENS AKKTIENGESELLSCHAFT
KW  - SHORTWAVE RADIO RADIO SHORTWAVE
ER  -