ACADEMIC BROWSERS

There are many types of search engines and today are very useful for you network users, but unfortunately not all the information that is on the line and throw us insearch engines results are useful or just not what you expect to find , so it isnecessary to filter the information in web and a good way to do that is to usespecific search engines, as well as search engines are pictures, videos, advertisements, books for us as students as teachers  academic search engines are very assistance, information filtering and academic purposes omits theinformation that is not useful to us.

in the next post will be able to get more information about academic search engines which in my opinion are the best out there so far this probably generate adiscucion or someone does not agree but that is what this so please express yourself and give your opinion commenting.

Scirus

www.scirus.com Elsevier, part of Reed Elsevier ScienceDirect Scopus Created in 2001 Broad typology of documents (without books and references) 450 million documents in early 2009 Special Features Search Options April 2009

Google Scholar

Google Broad Context scholar.google.com type of documents (no patents) Increased number of documents, but not completely accurate localized access to complete books (agreements with libraries) Special Features Citation analysis and navigation options ranking in April 2009

Google Books

Full text searches in books. Depending on the rights that are subject to each text, show pieces or allowed to browse the entire book.

Bielefeld Academic Search Engine

Search multidisciplinary academic resources developed by the Library of the University of Bielefeld in Germany. Query interface available in German and English and advanced search option.