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