000 00308nam a2200121Ia 4500
005 20251007104407.0
008 251006s9999 xx 000 0 und d
100 _abell,r.l.
245 0 _a.negative electron affinty devices. bell,r.l.
260 _a1st.ed | .Oxford Clarendon
260 _c1973
942 _cBOK
999 _c6277
_d6277