Robert Yager
![Self portrait](https://upload.wikimedia.org/wikipedia/commons/9/9c/Robert_H._Yager.jpg)
1
Published: 2009.
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2
Published: 2008.
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3
Published: c2005.
Superior document: The exemplary science monograph series
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4
Published: 2013.
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5
Published: c2006.
Superior document: The Exemplary science monograph series
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6
Published: 2003.
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