000 00469nam a2200193Ia 4500
001 4964
008 141107s9999 xx 000 0 und d
020 _a3 8009 1469 7
040 _CTUM
050 _aTK 5102
_b.5.G8513
100 _aGumhalter Hans
245 _aPower Supply Systems In Communications Engineering Part I Principles
250 _a2
260 _aLondo N
260 _bJohn Wiley & Sons
260 _c1986
300 _a,;ill.
942 _2lcc
_cBK
999 _c34675
_d34675