000 00365nam a2200133Ia 4500
005 20260413100910.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aChatterjee R
245 0 _aMicrowave millimeter wave & submillimeter wave vacum electron device
260 _bNew Delhi, EWP
_c1999
300 _a460
942 _cGB
999 _c5334
_d5334