81 | Add to Reading ListSource URL: www.doi.orgLanguage: English - Date: 2009-10-07 09:50:53
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82 | Add to Reading ListSource URL: www.doi.orgLanguage: English - Date: 2007-12-11 10:38:13
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83 | Add to Reading ListSource URL: www.niso.orgLanguage: English - Date: 2010-03-11 04:30:33
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84 | Add to Reading ListSource URL: www.doi.orgLanguage: English - Date: 2007-09-10 10:20:08
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85 | Add to Reading ListSource URL: www.doi.orgLanguage: English - Date: 2009-06-30 09:36:53
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86 | Add to Reading ListSource URL: www.digitalpreservationeurope.euLanguage: English - Date: 2008-09-22 07:01:32
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87 | Add to Reading ListSource URL: ils.unc.eduLanguage: English - Date: 2003-09-05 10:16:46
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