1
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3
Publicado 1953
“...E.U.A National Bureau of Standards...”
4
Publicado 1969
“...E.U.A National Bureau of Standards...”
5
Publicado 1977
“...E.U.A . National Bureau of Standards...”
6
Publicado 1968
“...E.U.A . National Bureau of Standards...”
7
Publicado 1962
“...E.U.A National Bureau of Standards...”
8
9
10
11
Publicado 1965
“...E.U.A National Bureau of Standards...”
12
Publicado 1954
“...E.U.A National Bureau of Standards...”
13
Publicado 1965
“...E.U.A National Bureau of Standards...”
14
15
Publicado 1963
“...E.U.A National Bureau of Standards...”
16
17
18
19
20