Nexis Uni
Provides full-text documents from more than 15,000 news, legal and business sources.
Westlaw
Provides access to news and business information and law-related resources
Heinonline
Contains both current and historical legal resources ranging from law reviews, to regulatory documents such as the Federal Register and the Code of Federal Regulations, the United States Code, federal and state statutes, treaties, foreign and international law collections, an American Law Institute Library including Restatements of the Law, a United Nations law collection, state attorney general opinions, federal agency decisions and more.
Google Scholar
Provides case searching. You could also use it to find legal journal reviews.