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Launched in November 2004, Google Scholar is the newest
search tool from Google, separate from its main search engine,
with its own URL (http://scholar.google.com).
Its purpose (says Google) is “to search specifically
for scholarly literature, including peer-reviewed papers,
theses, books, preprints, abstracts and technical reports
from all broad areas of research.”
And (with some serious reservations) it does just that.
First and foremost, remember that this is the Beta edition
of Google Scholar – which means that there will be
hitches and glitches, things that it does well, things it
doesn’t do very well, and things that it doesn’t
do at all. Don't count on
finding everything you want or need - and what you find,
you may have
difficulty obtaining.
That said, let’s look at what it does and doesn’t
do, what to watch out for and what you can do about it. |
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The Search
When you search Google Scholar, you are searching a very limited
subset of scholarly literature. It’s large, but it’s
only a small fraction of what’s available.
Google has made arrangements with various academic publishers
and archives to allow you to search holdings that have previously
required subscriptions to look at. Unfortunately Google has
not provided a complete list of which publishers or other
sources are included, nor what
titles and dates are available. If a publisher or archive
does not have an agreement with Google to make its holdings
searchable, its contents may not appear in the search results.
Searching is as simple as searching on the main Google page.
It does allow the use of quotation marks to search phrases,
and the ‘minus’ sign to eliminate specific terms
from your results. Note that there is an Advanced
Search feature (a small link to the right of the search box). This
will allow you to restrict your search to a single journal,
search for a particular author or title, limit the years
of publication, and so forth.
Searching Google Scholar is easy. Finding good results is
more difficult.
The Results
The content of your search results will vary widely. You’ll
find some full-text articles but most often the links will
lead only to an abstract (a brief summary of the article)
or a citation (information about where and when the article
was published).
One of the nice features of Google Scholar is that next
to each title in the results is a "Cited By" link.
Clicking on this link will lead you to other articles and
papers which have included this work in their bibliographies.
Warning: These are only the links found in the Google Scholar
database. These are not all the places this paper
has been cited. For a more comprehensive list, you should
use Web
of Science.
Google Scholar uses a ranking system different from that
used by the main Google search engine. Just how Google ranks
the results in order of relevance is unclear and probably
evolving, although the number of articles cited seems to
be an important factor. It also considers the authors and
titles of the papers and other documents that cite the article
in question.
The Google Scholar ranking method does not seem to be as
effective as the main Google system in bringing the most
important and most relevant results to the top. (Remember:
This is a Beta version.) You’ll need to do more looking
through the results.
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| WHAT GOOGLE SCHOLAR
DOESN’T DO |
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Google Scholar is not primarily a full-text database. The
links to titles and works that Google Scholar displays will
very often provide only bibliographic information or abstracts.
Unless an article or book is available
through an open-access publisher or archive, the full text
will not be available
to you for printing or downloading unless Emory has a subscription
to the source for that work (or you are willing to pay
for access). In many, perhaps most, cases, the Emory
libraries already pay for full-text
access and can provide you with the source you need.
Google Scholar is much more an alternate means of searching
for scholarly works than an alternate means of actually accessing
them.
Google is not a comprehensive database, even for material
that is freely available through other open-access archives
and databases.
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| WHAT TO WATCH OUT FOR – AND
WHAT TO DO ABOUT IT |
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The good news about Google Scholar is that you will be quickly
able to locate material that will be useful to you in your
scholarly research. The bad news is that you might not be
able to read it – and it might not be scholarly.
What You’ll Find: Some full text is available but
most citations lead only to an abstract (a brief summary)
of an article at various subscriber-only services. When you
click on the link, you’ll be taken to a publisher’s
page, where you will find that you have to have a subscription
to the journal or pay the publisher a fee to look at it.
What To Do: Look in EUCLID to
see whether Emory has a subscription to the journal; if you
want or need on-line full-text access,
check the e-journals page.
What You’ll Find: Sometimes you won’t even have
an abstract - only a citation (author, title, journal, volume,
year, and page numbers).
What To Do: Look In EUCLID and/or
e-journals (see
above).
In some cases, the material is not actually online at all.
Google Scholar may include an item only because it was found
in the
bibliography of another paper. These will be identified by
the label ‘CITATION.’ In these cases, a Library
Search and Web Search link will appear next to the paper
or book's title. The Library Search link can help you find
a library near you that has the journal or book, though usually
WorldCat is a more accurate source of this information. The
Web Search link generates a Google search of the entire web
to
try to find more information or perhaps the article itself.
What You’ll Find: Articles that aren’t
scholarly. Several reviewers have commented on some distinctly
unscholarly
results or (as one reviewer gently put it) “not ‘scholarly’ using
a traditional definition.”
What To Do:
(1) Be aware and be critical. Exercise some judgement about
the articles you use. When in doubt, toss it out.
(2) Use scholarly databases, available through the Database
Locator. (If you are trying to access these databases from
off-campus, you
will need your
seven-digit Emory
Personal ID number.)
(3) Talk to a librarian.
What You’ll Find: Google Scholar results will be a
fairly random, seriously incomplete selection of materials.
Key articles on your subject will not be found because those
publishers are not included in the Google Scholar database.
Even with open-access, full-text scholarly articles, only
a fraction are found by Google Scholar.
What To Do: Broaden your search by using the main Google
search engine (knowing that you will also be including huge
amounts of irrelevant unscholarly material). Better still,
use scholarly
databases.
What You’ll Find: There is often more than one version
of the paper available in the Google Scholar results, sometimes
earlier (prepublication) versions, sometimes post-publication.
Some will be available full-text; some will not.
What To Do: Use a scholarly database or the article as it
appears in print in the journal. (Use EUCLID to find whether
we own the journal, the years available, and the call number.)
You may not care too much about these problems, as long
as you can find a few good results for scholarly articles
from any journal of any academic publisher for the paper
you’re writing. But if you’re seriously researching
a topic, you should be very concerned and very careful about
using Google Scholar. |
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| MORE ABOUT GOOGLE SCHOLAR |
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For more information about Google Scholar you can look at
the following on-line sites:
Google’s ‘About Google Scholar’ Page
A brief explanation and Frequently Asked Questions
Danny Sullivan, “Google
Scholar Offers Access To Academic Information”
Shirl Kennedy and Gary Price, “Big
News: Google Scholar Is Born”
They like it. Find out why.
Peter Jasco, “Peter’s Digital Reference Shelf,” December
2004
He hates it. Find out why.
Andrew Goodman, “Google
Scholar vs. Real Scholarship”
He calls it “an interesting and noble but less-than-groundbreaking
contribution to research.”
If you want to find out even more about Google Scholar,
just search “Google Scholar” on Google.
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| CONTACT US |
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| For questions or comments about this guide, contact
Lloyd Busch. For help with Google Scholar or any other aspect of your research, contact the Reference Desk at 404-727-6875 or woodref@emory.edu. |
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© Emory University Libraries - 540 Asbury Circle, Atlanta, Georgia 30322 |
Updated:
August 23, 2005
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