1241
Published: c2001.
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1242
Published: c2000.
Superior document: The Compass series
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1243
Published: 1998.
Superior document: Overview
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1244
Published: c2001.
Superior document: Compass series
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1245
Published: c2000.
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1246
Published: 2001.
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1247
Published: c2002.
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1248
Published: c2001.
Superior document: Compass series
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1249
Published: 1932.
Superior document: Bulletin of the National Research Council ; no. 18
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1250
Published: c2004.
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1251
Published: 1995.
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1252
Published: 2001.
Superior document: Compass series
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1253
Published: c2005.
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1254
Published: c2005.
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1255
Published: 2002.
Superior document: Special report ; 269
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1256
Published: c2001.
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1257
Published: c2005.
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1258
Published: 2004.
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1259
Published: c2007.
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1260
Published: 2008.
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