000 002990000a22001330004500
008 140223b1968 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aC21 K8
082 _aC21 K8
100 _aSMITH (R A)
245 _aSemiconductors.
260 _aLondon
_bCUP.,
_c1968
650 _aSOLIDS
999 _c224854
_d224854