These search engines retrieve open source academic journals.
When deciding if a webpage is reliable, you should ask yourself the following questions.
|Only cite authors who have some credentials that qualify them to talk about the subject.
|Identify the type of research you need--most online forums, blogs, or presentations are not peer reviewed.
|Use research from websites that regularly maintained to insure that the information isn't outdated.
|Material should be available on academic websites--pay attention to the quality of the website. Avoid .coms and .nets.
|Know why you need the information, and also why the information was published. Avoid biased websites.
Webpages should cite their information so you know how the information was gathered.