000 00256nam a22001097a 4500
082 _a621.3813 GIB'A
100 _aGIBBONS, G
_978604
245 _aAVALANCHE DIODE MICROWAVE OSCILLATORS
260 _aOXFORD
_bCLARENDON
_c1973
300 _a138P
942 _cBK
999 _c583714
_d583714