You can limit your online search to credible sources by using this formula when searching Google.
Your topic, followed by a colon (:), followed by .edu or .gov
This will limit your search results to college and university websites, and government websites, which are authoritative, credible sources.
Google Scholar is a way to search the internet for scholarly information on a given topic. Google Scholar searches for scholarly information provided by academic publishers, professional societies, universities, repositories and scholarly organizations. The types of information Google Scholar provides include:
For the most part, Google Scholar provides a citation to articles without full-text access.
To limit your search results to sites that end in either a .gov or an .edu, use the following format: YOUR TOPIC:.edu. This will provide you with more authoritative information than doing a general Google search.