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rvk_ss%3a%22f 1500 %5BPolitologie %23 politische systeme%3a einzelne elemente %23 %c3%96ffentliche meinung %28politische kommunikation%29 %23 presse%2c massenmedien%5d%22 2
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rvk_ss%3a%22f 1500 %5BPolitologie %23 politische systeme%3a einzelne elements %23 %c3%96ffentliche meinung %28politische kommunikation%29 %23 presse%2c massenmedien%5d%22 2
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Belkin, N.J.; Croft, W.B.: Information filtering and information retrieval : two sides of the same coin? (1992) 0.00

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Source: Communications of the Association for Computing Machinery. 35(1992) no.12, S.29-38

Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987) 0.00

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Source: Annual review of information science and technology. 22(1987), S.109-145

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