000			00400nam a2200157Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
020			_a0-19-859313-9
082			_a621.381 _bBEL
100			_99108 _aBell,R.L.
245			_aNegative Electron Affinity Devices
260			_bClarendon Press, _c1973. _aOxford:
300			_a148p.; _c23 cm
650			_aEngineering
942			_2ddc _cLM
999			_c22938 _d22938