641![](https://www.pdfsearch.io/img/dbe5a80777ce687888b4ab7c9b1fe82a.jpg) | Add to Reading ListSource URL: www.apsanet.orgLanguage: English - Date: 2013-09-18 14:04:19
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642![](https://www.pdfsearch.io/img/c9adea682dd7dbba531bbc8b9de65856.jpg) | Add to Reading ListSource URL: www.apsanet.orgLanguage: English - Date: 2008-10-22 16:50:24
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643![](https://www.pdfsearch.io/img/ab25443556613f0899eb8c7f3890dadb.jpg) | Add to Reading ListSource URL: www.apsanet.orgLanguage: English - Date: 2007-10-05 16:58:57
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644![](https://www.pdfsearch.io/img/43726684231c6c188e4ec0ebbccb4c49.jpg) | Add to Reading ListSource URL: www.apsanet.orgLanguage: English - Date: 2009-01-07 13:16:14
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645![](https://www.pdfsearch.io/img/4da449ff654e5008ff5425d8e7e7ac67.jpg) | Add to Reading ListSource URL: web.mit.eduLanguage: English - Date: 2013-07-23 10:57:35
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646![](https://www.pdfsearch.io/img/fdf09169c81244a2cae65cb78ad61690.jpg) | Add to Reading ListSource URL: millercenter.orgLanguage: English - Date: 2011-02-22 13:05:07
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647![](https://www.pdfsearch.io/img/a9d8ab8bfc391332dbf1de5ded942c95.jpg) | Add to Reading ListSource URL: www.apsanet.org- Date: 2005-03-22 17:31:30
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648![](https://www.pdfsearch.io/img/4cff348b7e1bc7d7f0811b370d517fb9.jpg) | Add to Reading ListSource URL: www.apsanet.org- Date: 2005-03-21 12:10:30
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649![](https://www.pdfsearch.io/img/0cad52e4641929348577e5f5c90800ad.jpg) | Add to Reading ListSource URL: www.apsanet.orgLanguage: English - Date: 2006-12-05 12:59:15
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650![](https://www.pdfsearch.io/img/67c3541620cf51602e365b696716f780.jpg) | Add to Reading ListSource URL: irps.ucsd.eduLanguage: English - Date: 2013-08-28 13:12:01
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