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McCallum, S.H.: Preservation metadata standards for digital resources : what we have and what we need (2005)
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Hull, T.J.: Reference services for electronic records in archives (1997)
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Dawson, A.: Creating metadata that work for digital libraries and Google (2004)
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Castelli, D.: Digital libraries of the future - and the role of libraries (2006)
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Van de Sompel, H.; Nelson, M.L.; Lagoze, C.; Warner, S.: Resource harvesting within the OAI-PMH framework (2004)
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