000 00219 a2200097 4500
001 24871
100 _aSims, G.D
245 _aMicrowave tubes : semiconductor devices
260 _a
_bWiley
_c1963
090 _c16819
_d16819
942 _aNUST-CAE
_cM
_c7579
999 _c259944
_d259944