Mention695516
Download triples| rdf:type | qkg:Mention |
| so:text | There is as yet no unified theory of retrieval systems, and a good deal of retrieval practice is still an empirical art, unsullied by theory. (en) |
| so:isPartOf | https://en.wikiquote.org/wiki/Brian_Campbell_Vickery |
| so:description | On Retrieval System Theory (1961) (en) |
| qkg:hasContext | qkg:Context342539 |
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Triples where Mention695516 is the object (without rdf:type)
| qkg:Quotation659681 | qkg:hasMention |
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