1
Record Source: Published Materials
Journal
2
Record Source: Published Materials
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3
Record Source: Published Materials
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4
Record Source: Published Materials
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5
Published 1960
Record Source: Published Materials
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6
7
Published 1995
Record Source: Published Materials
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9
Published 1982
Record Source: Published Materials
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10
11
Published 1925
Record Source: Published Materials
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12
Published 1951
Record Source: Published Materials
Journal
13
Published 1952
Record Source: Published Materials
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14
15
Published 1951
Record Source: Published Materials
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16
17
Record Source: Published Materials
Journal
18
Record Source: Published Materials
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19
Published 1984
Record Source: Published Materials
Journal
20
Published 1982
Record Source: Published Materials
Journal