Walters, W. H. Comparative recall and precision of simple and expert searches in google scholar and eight other databases.
Dyfyniad Arddull ChicagoWalters, William H. Comparative Recall and Precision of Simple and Expert Searches in Google Scholar and Eight Other Databases.
Dyfyniad MLAWalters, William H. Comparative Recall and Precision of Simple and Expert Searches in Google Scholar and Eight Other Databases.
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