000 00359nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a340205067
082 _a621
082 _b38043
100 _aBetts J.A.
245 0 _aSignals Processing Modul
250 _aFourth
260 _aLondon
260 _bELBS
260 _c1970
300 _a"xii, 292"
999 _c20965
_d20965