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Broughton, V.: ¬The need for a faceted classification as the basis of all methods of information retrieval (2006)
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Behnert, C.; Lewandowski, D.: ¬A framework for designing retrieval effectiveness studies of library information systems using human relevance assessments (2017)
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Castelli, V.: Still image search and retrieval (2009)
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Xie, I.; Matusiak, K.M.: Discover digital libraries : theory and practice (2016)
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Chowdhury, G.G.: Digital libraries and reference services : present and future (2002)
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