Proceedings of the 20th annual International ACM SIGIR Conference on research and development in information retrieval - Annual International ACM SIGIR Conference on Research and Development in Information Retrieval 1997 ; Philadelphia); Annual International ACM SIGIR Conference on Research and Development in Information Retrieval ([S.l.] : ACM SIGIR [i.e.] ACM Special Interest Group on Information Retrieval, 1997)
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Keywords: Pretraživanje informacija