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008 240930m19591972xxu|||||r#||||0|||#0eng#d
022 _a0022-4316
040 _aAR-BaUFI
_bspa
080 _a621.38
210 0 _aJ. res. Natl. Bur. Stand., C Eng. instrum.
222 0 _aJournal of research of the National Bureau of Standards. C, Engineering and instrumentation
245 0 0 _aJournal of research of the National Bureau of Standards.
_nC,
_pengineering and instrumentation
260 _aWashington :
_bNational Bureau of Standards,
_c1959-1972
300 _av.
650 0 4 _aINSTRUMENTACION
650 0 4 _aINGENIERIA
_919069
_2EIT
710 2 _aNational Bureau of Standards
_gOtra forma del nombre: NBS
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942 _n0
_cCR
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964 0 0 _bAIG00001227
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997 _bPUBENSERIE