In addition to "Configuring Google Scholar for Mason library content", there are several browser extensions that offer yet another way to simplify access to subscription-restricted content.
Google Chrome
Like many universities, George Mason relies upon the EZProxy software to provide off-campus access to content that is typically restricted to users on the campus network. This extension adds a button to Chrome which offers a quick way to reload the current page so that it goes through the EZProxy server.
If you are a Mason affiliate (e.g., able to authenticate to the CAS login page) and the library has a subscription to the content you're trying to access, this URL rewrite will take you to the content.
Unpaywall uses a different approach. When you are looking at a research article, clicking the Unpaywall button will launch a search across the net to find the article if it's available in on an open-access server. Unpaywall finds author-posted, perfectly legal copies of manuscripts hosted on university and government web servers.
Firefox
The same two extensions are available for the Firefox browser:
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