TY  - BOOK
AU  - Gumhalter,Hans
TI  - Power Supply Systems in Communications Engineering
SN  - 3800914697 (hardcover)
PY  - 1986///
CY  - [S.l.]
PB  - Siemens Aktiengesellschaft
KW  - Telecommunication systems--Power supply
UR  - http://10.10.170.122:8080/browse/book/27663
ER  -