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Lesk, M.E.; Salton, G.: Relevance assements and retrieval system evaluation (1969)
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Wallis, P.; Thom, J.A.: Relevance judgements for assessing recall (1996)
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Burgin, R.: Variations in relevance judgements and the evaluation of retrieval performance (1992)
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Spink, A.; Greisdorf, H.: Regions and levels : Measuring and mapping users' relevance judgements (2001)
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Vakkari, P.; Huuskonen, S.: Search effort degrades search output but improves task outcome (2012)
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