000 00339nam a2200133Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aJones, T J
245 0 _aThermionic emission
260 _bMETHUEN & Co Ltd
_aLONDON
_c1953
300 _aVIII,109P p.
653 _aPHYSICS
942 _c1
999 _c35577
_d35577