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Rada, R.; Wang, W.; Birchall, A.: Retrieval hierarchies in hypertext (1993)
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- Information processing and management. 29(1993) no.3, S.359-372
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Rada, R.: Hypertext and paper : a special synergy (1991)
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- International journal of information management. 11(1991) no.1, S.14-22
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Rada, R.; Barlow, J.; Potharst, J.; Zanstra, P.; Bijstra, D.: Document ranking using an enriched thesaurus (1991)
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