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Ingwersen, P.; Wormell, I.: Modern indexing and retrieval techniques matching different types of information needs (1989) 0.04

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Source: International forum on information and documentation. 14(1989), S.17-22

Wormell, I.: SAP: a new way to produce subject description of books (1981) 0.01

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Source: Journal of information science. 3(1981), S.39-43

Wormell, I.: Factual data retrieval according to SAP-technique (1983) 0.01

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Source: International forum on information and documentation. 8(1983), S.13-15

Wormell, I.: Factual data retrieval according to SAP technique (1983) 0.01

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Source: International forum on information and documentation. 8(1983) no.3, S.13-15

Ingwersen, P.; Wormell, I.: Means to improve subject access and representation in modern information retrieval (1988) 0.01

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Wormell, I.: Subject Access Project : the use of book indexes for subject retrieval systems in libraries (1981) 0.01

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Source: International forum on information and documentation. 6(1981), S.24-28