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Vakkari, P.: Task complexity, information types, search strategies and relevance : integrating studies on information retrieval and seeking (1999)
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Ingwersen, P.; Järvelin, K.: ¬The turn : integration of information seeking and retrieval in context (2005)
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Fabritius, H.: Triangulation as a multiperspective strategy in a qualitative study of information seeking behaviour of journalists (1999)
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