000 003630000a22001450004500
001 EST
003 621.384 / P32
004 M
006 m
100 _aPierce, J. R.
245 _aTheory and design of electron beams
068 _a[The Bell Telephone Laboratories Series]
650 _a<HACES CORPUSCULARES><RADIACION><RAYOS DE ELECTRONES>
999 _c14189
_d14189