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Published 1994

Journal
2
Published 1992

Government Document Journal
3

Government Document Journal
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Published 1987

Government Document Journal
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Published 1984

Journal
6
Published 1963

Journal
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Journal
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Journal
9
Published 1948

Government Document Journal
10
11
Published 1938

Journal
12

Journal
13
Published 1981

Journal
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Journal
15

Journal
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Journal
17
Published 1965

Journal
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Journal
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Published 1998

Journal
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Published 2006

Journal