000 00326nam a2200133Ia 4500
008 221231s9999 xx 000 0 und d
100 _aCheng, David A
_95376
245 0 _aField theory
260 _bSanguine Technical Pub
260 _c2007
300 _a459
650 _aElectronics and Communication
_95377
942 _cBE_BK
999 _c3994
_d3994