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Zia, L.L.: new projects and a progress report : ¬The NSF National Science, Technology, Engineering, and Mathematics Education Digital Library (NSDL) program (2001)
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- D-Lib magazine. 7(2001) no.11, x S
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Ellis, R.; Hindersmann, J.: Volltext- und Katalogverlinkungen in Online-Datenbanken (2003)
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- Bibliotheksdienst. 37(2003) H.3, S.336-347
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Zia, L.L.: ¬The NSF National Science, Technology, Engineering, and Mathematics Education Digital Library (NSDL) Program : new projects from fiscal year 2004 (2005)
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- D-Lib magazine. 11(2005) no.3, x S
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Jahns, Y.; Trummer, M.: Sacherschließung - Informationsdienstleistung nach Maß : Kann Heterogenität beherrscht werden? (2004)
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- Dialog mit Bibliotheken. 16(2004) H.2, S.15-19