171![](https://www.pdfsearch.io/img/8c2a9aa37ac5a0dd813effca93be450d.jpg) | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2012-11-29 20:01:32
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172![](https://www.pdfsearch.io/img/5f1d645f660e9d893a220970d162beae.jpg) | Add to Reading ListSource URL: www2.ogs.trieste.itLanguage: English - Date: 2008-02-19 02:13:25
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173![](https://www.pdfsearch.io/img/aa724cce91bc78ad6d1e66ca33bd3927.jpg) | Add to Reading ListSource URL: goldschmidt.infoLanguage: English - Date: 2009-09-24 07:25:48
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174![](https://www.pdfsearch.io/img/9ffdf3d1dc3632b370537ff64b0eeab5.jpg) | Add to Reading ListSource URL: folk.uio.noLanguage: English - Date: 2005-09-02 03:11:16
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175![](https://www.pdfsearch.io/img/7d3df4cf126cd7f974f36d5e169b221e.jpg) | Add to Reading ListSource URL: earth.usc.eduLanguage: English - Date: 2011-11-09 14:27:18
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176![](https://www.pdfsearch.io/img/797534790d008825acb7f1403ffadb3c.jpg) | Add to Reading ListSource URL: www.cosis.netLanguage: English - Date: 2003-10-24 13:44:41
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