000 00483cam a22001937a 4500
001 002189
003 armpuni
005 20160923150952.0
008 160923s1987####xx#a##########000#0#und#d
040 _aarmpuni
_carmpuni
041 _aen
080 _a621.391
110 2 _aSiemens
245 1 0 _aTELECOM report special :
_bmultiplexing & line transmission
260 _a[s.l.] :
_bSiemens,
_c1987
300 _a332 p.;, 29,5 cm.
942 _cLB
_2cdu
945 _aInfor
_d1988-09-17
999 _c2188
_d3363