41![](https://www.pdfsearch.io/img/59c47002047b1fb24243ce178f090d6b.jpg) | Add to Reading ListSource URL: www.cs.virginia.eduLanguage: English - Date: 2013-02-06 09:16:52
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42![](https://www.pdfsearch.io/img/4239e3304562b23aa46ea7557193b03b.jpg) | Add to Reading ListSource URL: garfield.library.upenn.eduLanguage: English - Date: 2008-01-18 13:30:06
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43![](https://www.pdfsearch.io/img/67f0279a88f9689972b1a1b407fd1870.jpg) | Add to Reading ListSource URL: www.few.vu.nlLanguage: English - Date: 2008-11-03 08:25:50
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44![](https://www.pdfsearch.io/img/61616e8d98275d45ba5808a91015209d.jpg) | Add to Reading ListSource URL: etd.lsu.eduLanguage: English - Date: 2006-09-07 16:48:36
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45![](https://www.pdfsearch.io/img/01a16b1d0e38f9b2e127034a93eb55f1.jpg) | Add to Reading ListSource URL: fsoso.free.frLanguage: English - Date: 2012-04-18 10:09:28
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46![](https://www.pdfsearch.io/img/72ed5ce674dd3219dafe52b65c1c2de7.jpg) | Add to Reading ListSource URL: hist.science.online.frLanguage: English - Date: 2012-05-09 20:17:17
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