000 00284nam a2200121Ia 4500
008 241124s9999 xx 000 0 und d
100 _aLudwig; Brerchko
245 0 _aRadio Frequency Circuit Design: Theory & Applications
260 _b-
260 _c0
300 _a656
942 _cBK
999 _c9606
_d9606