Google Scholar is Google's academic search engine that searches a wide array of scholarly literature. It has extensive coverage, retrieving information from:
Articles
Books
Dissertations
Professional publications
University repositories
Professional websites covering all disciplines
This makes Google Scholar a good place to look when searching for:
Obscure references difficult to find in library databases
Incorrectly cited works, or when you only have a partial citation
Grey literature not often indexed elsewhere
Useful journals or databases to explore in more detail
Keep In Mind