It
is important that the publications in journals have some credibility , those
that are in the database JCR ( See link to the list of journals ) are the
best on the recommendation of Dr. Oskar Villarreal who believes that the
editorial Thomson and seeker query multiple databases, web of Science ,
is well recognized worldwide .
According to the Guide Tools Analysis Research Activity In The Open University Library UNED, " A magazine has impact index when you prestige and is indexed in the databases Science Citation Index Expanded (SCI- EXPANDED ) or Social Sciences Citation Index ( SSCI) both integrated in the web of Science ( WoS ) . with the citations received and the number of papers published , the impact factor , which will be published annually in another tool called Journal Citation Reports (JCR ) is made. there are other indicators of alternative quality and complementary to the impact factor recommended by ANECA and CNEAI such as the SJR (developed by the Scimago Group) and the impact factors that offer iN- RECS , IN - RECH , RESH for Spanish magazines. These tools are free. in addition to these indicators , assessment bodies also consider the position and occupying a magazine quartile ranking in their specialty. the magazines are arranged in a ranking from highest to lowest impact factor, and is divided into 4 parts ( quartiles : Q1 , Q2, Q3 and Q4) or 3 parts ( tertiles) " . End of cita .
There
are other resources including: Teseo, is an important foundation for doctoral
theses and other such Dialnet , Eric and Scopus.

The purpose of this entry is a space to
write about the experience of Google Scholar , I recently started a master's
program in Technology and elicitation of the University of the Basque Country
with access to doctoral , and have put our work on this website for
recommendation Dr. Carlos CastaƱo. We can see the citations and references of
published articles. Number of times a document is uploaded to the network ,
helps to export citations in some predefined and also allows to export in the
network . Also you can directly export the appointment. Google covers journal
articles, papers and presentations at conferences , scientific reports, thesis
, web pages, any publication summary. That does not cover: book reviews and
editorials , textbooks and monographs , newspapers and magazines college .
Strengths : Fast, easy to use and free , Weaknesses : There is no quality
control of the processed sources , lack of transparency in the content of the
database, errors in information processing , typos, automatic algorithms ,
errors in bibliographic reference. I invite you to register , so they can see
the appointments of their work , they can also see mine on the graph.
To enter can use this link rhttp://scholar.google.es/ Also see the following video can use
google to refine your search and Perish which is a free search software for
more efficient and just looking for the first thousand results :