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author_ss:"Demeyer, A.N."
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theme_ss:"Klassifikationssysteme im Online-Retrieval"
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year_i:[1980 TO 1990}
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Markey, K.; Demeyer, A.N.: ¬The concept of common subject headings in subject outline searching (1989)
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Markey, K.; Demeyer, A.N.: Dewey Decimal Classification online project: evaluation of a library schedule and index integrated into the subject searching capabilities of an online catalog : final report to the Council of Library Resources (1986)
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