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Smets, A.; Vannieuwenhuyze, J.; Ballon, P.: Serendipity in the city : user evaluations of urban recommender systems (2022)
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Low, K.: ABCs of OPACs (1994)
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Gilbert, S.K.: SGML theory and practice (1989)
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Larsgaard, M.L.: Maps on the MELVYL system (1995)
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Randall, N.B.: Spelling errors in the database : shadow or substance? (1999)
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